/*
 * jQuery JavaScript Library v1.3.2
 * http://jquery.com/
 *
 * Copyright (c) 2009 John Resig
 * Dual licensed under the MIT and GPL licenses.
 * http://docs.jquery.com/License
 *
 * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009)
 * Revision: 6246
 */
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J=this[0],G=J.offsetParent,F=J,O=J.ownerDocument,M,H=O.documentElement,K=O.body,L=O.defaultView,E=L.getComputedStyle(J,null),N=J.offsetTop,I=J.offsetLeft;while((J=J.parentNode)&&J!==K&&J!==H){M=L.getComputedStyle(J,null);N-=J.scrollTop,I-=J.scrollLeft;if(J===G){N+=J.offsetTop,I+=J.offsetLeft;if(o.offset.doesNotAddBorder&&!(o.offset.doesAddBorderForTableAndCells&&/^t(able|d|h)$/i.test(J.tagName))){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}F=G,G=J.offsetParent}if(o.offset.subtractsBorderForOverflowNotVisible&&M.overflow!=="visible"){N+=parseInt(M.borderTopWidth,10)||0,I+=parseInt(M.borderLeftWidth,10)||0}E=M}if(E.position==="relative"||E.position==="static"){N+=K.offsetTop,I+=K.offsetLeft}if(E.position==="fixed"){N+=Math.max(H.scrollTop,K.scrollTop),I+=Math.max(H.scrollLeft,K.scrollLeft)}return{top:N,left:I}}}o.offset={initialize:function(){if(this.initialized){return}var L=document.body,F=document.createElement("div"),H,G,N,I,M,E,J=L.style.marginTop,K='<div style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;"><div></div></div><table style="position:absolute;top:0;left:0;margin:0;border:5px solid #000;padding:0;width:1px;height:1px;" cellpadding="0" cellspacing="0"><tr><td></td></tr></table>';M={position:"absolute",top:0,left:0,margin:0,border:0,width:"1px",height:"1px",visibility:"hidden"};for(E in M){F.style[E]=M[E]}F.innerHTML=K;L.insertBefore(F,L.firstChild);H=F.firstChild,G=H.firstChild,I=H.nextSibling.firstChild.firstChild;this.doesNotAddBorder=(G.offsetTop!==5);this.doesAddBorderForTableAndCells=(I.offsetTop===5);H.style.overflow="hidden",H.style.position="relative";this.subtractsBorderForOverflowNotVisible=(G.offsetTop===-5);L.style.marginTop="1px";this.doesNotIncludeMarginInBodyOffset=(L.offsetTop===0);L.style.marginTop=J;L.removeChild(F);this.initialized=true},bodyOffset:function(E){o.offset.initialized||o.offset.initialize();var G=E.offsetTop,F=E.offsetLeft;if(o.offset.doesNotIncludeMarginInBodyOffset){G+=parseInt(o.curCSS(E,"marginTop",true),10)||0,F+=parseInt(o.curCSS(E,"marginLeft",true),10)||0}return{top:G,left:F}}};o.fn.extend({position:function(){var I=0,H=0,F;if(this[0]){var G=this.offsetParent(),J=this.offset(),E=/^body|html$/i.test(G[0].tagName)?{top:0,left:0}:G.offset();J.top-=j(this,"marginTop");J.left-=j(this,"marginLeft");E.top+=j(G,"borderTopWidth");E.left+=j(G,"borderLeftWidth");F={top:J.top-E.top,left:J.left-E.left}}return F},offsetParent:function(){var E=this[0].offsetParent||document.body;while(E&&(!/^body|html$/i.test(E.tagName)&&o.css(E,"position")=="static")){E=E.offsetParent}return o(E)}});o.each(["Left","Top"],function(F,E){var G="scroll"+E;o.fn[G]=function(H){if(!this[0]){return null}return H!==g?this.each(function(){this==l||this==document?l.scrollTo(!F?H:o(l).scrollLeft(),F?H:o(l).scrollTop()):this[G]=H}):this[0]==l||this[0]==document?self[F?"pageYOffset":"pageXOffset"]||o.boxModel&&document.documentElement[G]||document.body[G]:this[0][G]}});o.each(["Height","Width"],function(I,G){var E=I?"Left":"Top",H=I?"Right":"Bottom",F=G.toLowerCase();o.fn["inner"+G]=function(){return this[0]?o.css(this[0],F,false,"padding"):null};o.fn["outer"+G]=function(K){return this[0]?o.css(this[0],F,false,K?"margin":"border"):null};var J=G.toLowerCase();o.fn[J]=function(K){return this[0]==l?document.compatMode=="CSS1Compat"&&document.documentElement["client"+G]||document.body["client"+G]:this[0]==document?Math.max(document.documentElement["client"+G],document.body["scroll"+G],document.documentElement["scroll"+G],document.body["offset"+G],document.documentElement["offset"+G]):K===g?(this.length?o.css(this[0],J):null):this.css(J,typeof K==="string"?K:K+"px")}})})();
/*
 * jQuery UI 1.7.2
 *
 * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI
 */
jQuery.ui||(function(c){var i=c.fn.remove,d=c.browser.mozilla&&(parseFloat(c.browser.version)<1.9);c.ui={version:"1.7.2",plugin:{add:function(k,l,n){var m=c.ui[k].prototype;for(var j in n){m.plugins[j]=m.plugins[j]||[];m.plugins[j].push([l,n[j]])}},call:function(j,l,k){var n=j.plugins[l];if(!n||!j.element[0].parentNode){return}for(var m=0;m<n.length;m++){if(j.options[n[m][0]]){n[m][1].apply(j.element,k)}}}},contains:function(k,j){return document.compareDocumentPosition?k.compareDocumentPosition(j)&16:k!==j&&k.contains(j)},hasScroll:function(m,k){if(c(m).css("overflow")=="hidden"){return false}var j=(k&&k=="left")?"scrollLeft":"scrollTop",l=false;if(m[j]>0){return true}m[j]=1;l=(m[j]>0);m[j]=0;return l},isOverAxis:function(k,j,l){return(k>j)&&(k<(j+l))},isOver:function(o,k,n,m,j,l){return c.ui.isOverAxis(o,n,j)&&c.ui.isOverAxis(k,m,l)},keyCode:{BACKSPACE:8,CAPS_LOCK:20,COMMA:188,CONTROL:17,DELETE:46,DOWN:40,END:35,ENTER:13,ESCAPE:27,HOME:36,INSERT:45,LEFT:37,NUMPAD_ADD:107,NUMPAD_DECIMAL:110,NUMPAD_DIVIDE:111,NUMPAD_ENTER:108,NUMPAD_MULTIPLY:106,NUMPAD_SUBTRACT:109,PAGE_DOWN:34,PAGE_UP:33,PERIOD:190,RIGHT:39,SHIFT:16,SPACE:32,TAB:9,UP:38}};if(d){var f=c.attr,e=c.fn.removeAttr,h="http://www.w3.org/2005/07/aaa",a=/^aria-/,b=/^wairole:/;c.attr=function(k,j,l){var m=l!==undefined;return(j=="role"?(m?f.call(this,k,j,"wairole:"+l):(f.apply(this,arguments)||"").replace(b,"")):(a.test(j)?(m?k.setAttributeNS(h,j.replace(a,"aaa:"),l):f.call(this,k,j.replace(a,"aaa:"))):f.apply(this,arguments)))};c.fn.removeAttr=function(j){return(a.test(j)?this.each(function(){this.removeAttributeNS(h,j.replace(a,""))}):e.call(this,j))}}c.fn.extend({remove:function(){c("*",this).add(this).each(function(){c(this).triggerHandler("remove")});return i.apply(this,arguments)},enableSelection:function(){return this.attr("unselectable","off").css("MozUserSelect","").unbind("selectstart.ui")},disableSelection:function(){return this.attr("unselectable","on").css("MozUserSelect","none").bind("selectstart.ui",function(){return false})},scrollParent:function(){var j;if((c.browser.msie&&(/(static|relative)/).test(this.css("position")))||(/absolute/).test(this.css("position"))){j=this.parents().filter(function(){return(/(relative|absolute|fixed)/).test(c.curCSS(this,"position",1))&&(/(auto|scroll)/).test(c.curCSS(this,"overflow",1)+c.curCSS(this,"overflow-y",1)+c.curCSS(this,"overflow-x",1))}).eq(0)}else{j=this.parents().filter(function(){return(/(auto|scroll)/).test(c.curCSS(this,"overflow",1)+c.curCSS(this,"overflow-y",1)+c.curCSS(this,"overflow-x",1))}).eq(0)}return(/fixed/).test(this.css("position"))||!j.length?c(document):j}});c.extend(c.expr[":"],{data:function(l,k,j){return !!c.data(l,j[3])},focusable:function(k){var l=k.nodeName.toLowerCase(),j=c.attr(k,"tabindex");return(/input|select|textarea|button|object/.test(l)?!k.disabled:"a"==l||"area"==l?k.href||!isNaN(j):!isNaN(j))&&!c(k)["area"==l?"parents":"closest"](":hidden").length},tabbable:function(k){var j=c.attr(k,"tabindex");return(isNaN(j)||j>=0)&&c(k).is(":focusable")}});function g(m,n,o,l){function k(q){var p=c[m][n][q]||[];return(typeof p=="string"?p.split(/,?\s+/):p)}var j=k("getter");if(l.length==1&&typeof l[0]=="string"){j=j.concat(k("getterSetter"))}return(c.inArray(o,j)!=-1)}c.widget=function(k,j){var l=k.split(".")[0];k=k.split(".")[1];c.fn[k]=function(p){var n=(typeof p=="string"),o=Array.prototype.slice.call(arguments,1);if(n&&p.substring(0,1)=="_"){return this}if(n&&g(l,k,p,o)){var m=c.data(this[0],k);return(m?m[p].apply(m,o):undefined)}return this.each(function(){var q=c.data(this,k);(!q&&!n&&c.data(this,k,new c[l][k](this,p))._init());(q&&n&&c.isFunction(q[p])&&q[p].apply(q,o))})};c[l]=c[l]||{};c[l][k]=function(o,n){var m=this;this.namespace=l;this.widgetName=k;this.widgetEventPrefix=c[l][k].eventPrefix||k;this.widgetBaseClass=l+"-"+k;this.options=c.extend({},c.widget.defaults,c[l][k].defaults,c.metadata&&c.metadata.get(o)[k],n);this.element=c(o).bind("setData."+k,function(q,p,r){if(q.target==o){return m._setData(p,r)}}).bind("getData."+k,function(q,p){if(q.target==o){return m._getData(p)}}).bind("remove",function(){return m.destroy()})};c[l][k].prototype=c.extend({},c.widget.prototype,j);c[l][k].getterSetter="option"};c.widget.prototype={_init:function(){},destroy:function(){this.element.removeData(this.widgetName).removeClass(this.widgetBaseClass+"-disabled "+this.namespace+"-state-disabled").removeAttr("aria-disabled")},option:function(l,m){var k=l,j=this;if(typeof l=="string"){if(m===undefined){return this._getData(l)}k={};k[l]=m}c.each(k,function(n,o){j._setData(n,o)})},_getData:function(j){return this.options[j]},_setData:function(j,k){this.options[j]=k;if(j=="disabled"){this.element[k?"addClass":"removeClass"](this.widgetBaseClass+"-disabled "+this.namespace+"-state-disabled").attr("aria-disabled",k)}},enable:function(){this._setData("disabled",false)},disable:function(){this._setData("disabled",true)},_trigger:function(l,m,n){var p=this.options[l],j=(l==this.widgetEventPrefix?l:this.widgetEventPrefix+l);m=c.Event(m);m.type=j;if(m.originalEvent){for(var k=c.event.props.length,o;k;){o=c.event.props[--k];m[o]=m.originalEvent[o]}}this.element.trigger(m,n);return !(c.isFunction(p)&&p.call(this.element[0],m,n)===false||m.isDefaultPrevented())}};c.widget.defaults={disabled:false};c.ui.mouse={_mouseInit:function(){var j=this;this.element.bind("mousedown."+this.widgetName,function(k){return j._mouseDown(k)}).bind("click."+this.widgetName,function(k){if(j._preventClickEvent){j._preventClickEvent=false;k.stopImmediatePropagation();return false}});if(c.browser.msie){this._mouseUnselectable=this.element.attr("unselectable");this.element.attr("unselectable","on")}this.started=false},_mouseDestroy:function(){this.element.unbind("."+this.widgetName);(c.browser.msie&&this.element.attr("unselectable",this._mouseUnselectable))},_mouseDown:function(l){l.originalEvent=l.originalEvent||{};if(l.originalEvent.mouseHandled){return}(this._mouseStarted&&this._mouseUp(l));this._mouseDownEvent=l;var k=this,m=(l.which==1),j=(typeof this.options.cancel=="string"?c(l.target).parents().add(l.target).filter(this.options.cancel).length:false);if(!m||j||!this._mouseCapture(l)){return true}this.mouseDelayMet=!this.options.delay;if(!this.mouseDelayMet){this._mouseDelayTimer=setTimeout(function(){k.mouseDelayMet=true},this.options.delay)}if(this._mouseDistanceMet(l)&&this._mouseDelayMet(l)){this._mouseStarted=(this._mouseStart(l)!==false);if(!this._mouseStarted){l.preventDefault();return true}}this._mouseMoveDelegate=function(n){return k._mouseMove(n)};this._mouseUpDelegate=function(n){return k._mouseUp(n)};c(document).bind("mousemove."+this.widgetName,this._mouseMoveDelegate).bind("mouseup."+this.widgetName,this._mouseUpDelegate);(c.browser.safari||l.preventDefault());l.originalEvent.mouseHandled=true;return true},_mouseMove:function(j){if(c.browser.msie&&!j.button){return this._mouseUp(j)}if(this._mouseStarted){this._mouseDrag(j);return j.preventDefault()}if(this._mouseDistanceMet(j)&&this._mouseDelayMet(j)){this._mouseStarted=(this._mouseStart(this._mouseDownEvent,j)!==false);(this._mouseStarted?this._mouseDrag(j):this._mouseUp(j))}return !this._mouseStarted},_mouseUp:function(j){c(document).unbind("mousemove."+this.widgetName,this._mouseMoveDelegate).unbind("mouseup."+this.widgetName,this._mouseUpDelegate);if(this._mouseStarted){this._mouseStarted=false;this._preventClickEvent=(j.target==this._mouseDownEvent.target);this._mouseStop(j)}return false},_mouseDistanceMet:function(j){return(Math.max(Math.abs(this._mouseDownEvent.pageX-j.pageX),Math.abs(this._mouseDownEvent.pageY-j.pageY))>=this.options.distance)},_mouseDelayMet:function(j){return this.mouseDelayMet},_mouseStart:function(j){},_mouseDrag:function(j){},_mouseStop:function(j){},_mouseCapture:function(j){return true}};c.ui.mouse.defaults={cancel:null,distance:1,delay:0}})(jQuery);;
/*
 * jQuery UI Draggable 1.7.2
 *
 * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Draggables
 *
 * Depends:
 *	ui.core.js
 */
(function(a){a.widget("ui.draggable",a.extend({},a.ui.mouse,{_init:function(){if(this.options.helper=="original"&&!(/^(?:r|a|f)/).test(this.element.css("position"))){this.element[0].style.position="relative"}(this.options.addClasses&&this.element.addClass("ui-draggable"));(this.options.disabled&&this.element.addClass("ui-draggable-disabled"));this._mouseInit()},destroy:function(){if(!this.element.data("draggable")){return}this.element.removeData("draggable").unbind(".draggable").removeClass("ui-draggable ui-draggable-dragging ui-draggable-disabled");this._mouseDestroy()},_mouseCapture:function(b){var c=this.options;if(this.helper||c.disabled||a(b.target).is(".ui-resizable-handle")){return false}this.handle=this._getHandle(b);if(!this.handle){return false}return true},_mouseStart:function(b){var c=this.options;this.helper=this._createHelper(b);this._cacheHelperProportions();if(a.ui.ddmanager){a.ui.ddmanager.current=this}this._cacheMargins();this.cssPosition=this.helper.css("position");this.scrollParent=this.helper.scrollParent();this.offset=this.element.offset();this.offset={top:this.offset.top-this.margins.top,left:this.offset.left-this.margins.left};a.extend(this.offset,{click:{left:b.pageX-this.offset.left,top:b.pageY-this.offset.top},parent:this._getParentOffset(),relative:this._getRelativeOffset()});this.originalPosition=this._generatePosition(b);this.originalPageX=b.pageX;this.originalPageY=b.pageY;if(c.cursorAt){this._adjustOffsetFromHelper(c.cursorAt)}if(c.containment){this._setContainment()}this._trigger("start",b);this._cacheHelperProportions();if(a.ui.ddmanager&&!c.dropBehaviour){a.ui.ddmanager.prepareOffsets(this,b)}this.helper.addClass("ui-draggable-dragging");this._mouseDrag(b,true);return true},_mouseDrag:function(b,d){this.position=this._generatePosition(b);this.positionAbs=this._convertPositionTo("absolute");if(!d){var c=this._uiHash();this._trigger("drag",b,c);this.position=c.position}if(!this.options.axis||this.options.axis!="y"){this.helper[0].style.left=this.position.left+"px"}if(!this.options.axis||this.options.axis!="x"){this.helper[0].style.top=this.position.top+"px"}if(a.ui.ddmanager){a.ui.ddmanager.drag(this,b)}return false},_mouseStop:function(c){var d=false;if(a.ui.ddmanager&&!this.options.dropBehaviour){d=a.ui.ddmanager.drop(this,c)}if(this.dropped){d=this.dropped;this.dropped=false}if((this.options.revert=="invalid"&&!d)||(this.options.revert=="valid"&&d)||this.options.revert===true||(a.isFunction(this.options.revert)&&this.options.revert.call(this.element,d))){var b=this;a(this.helper).animate(this.originalPosition,parseInt(this.options.revertDuration,10),function(){b._trigger("stop",c);b._clear()})}else{this._trigger("stop",c);this._clear()}return false},_getHandle:function(b){var c=!this.options.handle||!a(this.options.handle,this.element).length?true:false;a(this.options.handle,this.element).find("*").andSelf().each(function(){if(this==b.target){c=true}});return c},_createHelper:function(c){var d=this.options;var b=a.isFunction(d.helper)?a(d.helper.apply(this.element[0],[c])):(d.helper=="clone"?this.element.clone():this.element);if(!b.parents("body").length){b.appendTo((d.appendTo=="parent"?this.element[0].parentNode:d.appendTo))}if(b[0]!=this.element[0]&&!(/(fixed|absolute)/).test(b.css("position"))){b.css("position","absolute")}return b},_adjustOffsetFromHelper:function(b){if(b.left!=undefined){this.offset.click.left=b.left+this.margins.left}if(b.right!=undefined){this.offset.click.left=this.helperProportions.width-b.right+this.margins.left}if(b.top!=undefined){this.offset.click.top=b.top+this.margins.top}if(b.bottom!=undefined){this.offset.click.top=this.helperProportions.height-b.bottom+this.margins.top}},_getParentOffset:function(){this.offsetParent=this.helper.offsetParent();var b=this.offsetParent.offset();if(this.cssPosition=="absolute"&&this.scrollParent[0]!=document&&a.ui.contains(this.scrollParent[0],this.offsetParent[0])){b.left+=this.scrollParent.scrollLeft();b.top+=this.scrollParent.scrollTop()}if((this.offsetParent[0]==document.body)||(this.offsetParent[0].tagName&&this.offsetParent[0].tagName.toLowerCase()=="html"&&a.browser.msie)){b={top:0,left:0}}return{top:b.top+(parseInt(this.offsetParent.css("borderTopWidth"),10)||0),left:b.left+(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)}},_getRelativeOffset:function(){if(this.cssPosition=="relative"){var b=this.element.position();return{top:b.top-(parseInt(this.helper.css("top"),10)||0)+this.scrollParent.scrollTop(),left:b.left-(parseInt(this.helper.css("left"),10)||0)+this.scrollParent.scrollLeft()}}else{return{top:0,left:0}}},_cacheMargins:function(){this.margins={left:(parseInt(this.element.css("marginLeft"),10)||0),top:(parseInt(this.element.css("marginTop"),10)||0)}},_cacheHelperProportions:function(){this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()}},_setContainment:function(){var e=this.options;if(e.containment=="parent"){e.containment=this.helper[0].parentNode}if(e.containment=="document"||e.containment=="window"){this.containment=[0-this.offset.relative.left-this.offset.parent.left,0-this.offset.relative.top-this.offset.parent.top,a(e.containment=="document"?document:window).width()-this.helperProportions.width-this.margins.left,(a(e.containment=="document"?document:window).height()||document.body.parentNode.scrollHeight)-this.helperProportions.height-this.margins.top]}if(!(/^(document|window|parent)$/).test(e.containment)&&e.containment.constructor!=Array){var c=a(e.containment)[0];if(!c){return}var d=a(e.containment).offset();var b=(a(c).css("overflow")!="hidden");this.containment=[d.left+(parseInt(a(c).css("borderLeftWidth"),10)||0)+(parseInt(a(c).css("paddingLeft"),10)||0)-this.margins.left,d.top+(parseInt(a(c).css("borderTopWidth"),10)||0)+(parseInt(a(c).css("paddingTop"),10)||0)-this.margins.top,d.left+(b?Math.max(c.scrollWidth,c.offsetWidth):c.offsetWidth)-(parseInt(a(c).css("borderLeftWidth"),10)||0)-(parseInt(a(c).css("paddingRight"),10)||0)-this.helperProportions.width-this.margins.left,d.top+(b?Math.max(c.scrollHeight,c.offsetHeight):c.offsetHeight)-(parseInt(a(c).css("borderTopWidth"),10)||0)-(parseInt(a(c).css("paddingBottom"),10)||0)-this.helperProportions.height-this.margins.top]}else{if(e.containment.constructor==Array){this.containment=e.containment}}},_convertPositionTo:function(f,h){if(!h){h=this.position}var c=f=="absolute"?1:-1;var e=this.options,b=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&a.ui.contains(this.scrollParent[0],this.offsetParent[0]))?this.offsetParent:this.scrollParent,g=(/(html|body)/i).test(b[0].tagName);return{top:(h.top+this.offset.relative.top*c+this.offset.parent.top*c-(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollTop():(g?0:b.scrollTop()))*c)),left:(h.left+this.offset.relative.left*c+this.offset.parent.left*c-(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():g?0:b.scrollLeft())*c))}},_generatePosition:function(e){var h=this.options,b=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&a.ui.contains(this.scrollParent[0],this.offsetParent[0]))?this.offsetParent:this.scrollParent,i=(/(html|body)/i).test(b[0].tagName);if(this.cssPosition=="relative"&&!(this.scrollParent[0]!=document&&this.scrollParent[0]!=this.offsetParent[0])){this.offset.relative=this._getRelativeOffset()}var d=e.pageX;var c=e.pageY;if(this.originalPosition){if(this.containment){if(e.pageX-this.offset.click.left<this.containment[0]){d=this.containment[0]+this.offset.click.left}if(e.pageY-this.offset.click.top<this.containment[1]){c=this.containment[1]+this.offset.click.top}if(e.pageX-this.offset.click.left>this.containment[2]){d=this.containment[2]+this.offset.click.left}if(e.pageY-this.offset.click.top>this.containment[3]){c=this.containment[3]+this.offset.click.top}}if(h.grid){var g=this.originalPageY+Math.round((c-this.originalPageY)/h.grid[1])*h.grid[1];c=this.containment?(!(g-this.offset.click.top<this.containment[1]||g-this.offset.click.top>this.containment[3])?g:(!(g-this.offset.click.top<this.containment[1])?g-h.grid[1]:g+h.grid[1])):g;var f=this.originalPageX+Math.round((d-this.originalPageX)/h.grid[0])*h.grid[0];d=this.containment?(!(f-this.offset.click.left<this.containment[0]||f-this.offset.click.left>this.containment[2])?f:(!(f-this.offset.click.left<this.containment[0])?f-h.grid[0]:f+h.grid[0])):f}}return{top:(c-this.offset.click.top-this.offset.relative.top-this.offset.parent.top+(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollTop():(i?0:b.scrollTop())))),left:(d-this.offset.click.left-this.offset.relative.left-this.offset.parent.left+(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():i?0:b.scrollLeft())))}},_clear:function(){this.helper.removeClass("ui-draggable-dragging");if(this.helper[0]!=this.element[0]&&!this.cancelHelperRemoval){this.helper.remove()}this.helper=null;this.cancelHelperRemoval=false},_trigger:function(b,c,d){d=d||this._uiHash();a.ui.plugin.call(this,b,[c,d]);if(b=="drag"){this.positionAbs=this._convertPositionTo("absolute")}return a.widget.prototype._trigger.call(this,b,c,d)},plugins:{},_uiHash:function(b){return{helper:this.helper,position:this.position,absolutePosition:this.positionAbs,offset:this.positionAbs}}}));a.extend(a.ui.draggable,{version:"1.7.2",eventPrefix:"drag",defaults:{addClasses:true,appendTo:"parent",axis:false,cancel:":input,option",connectToSortable:false,containment:false,cursor:"auto",cursorAt:false,delay:0,distance:1,grid:false,handle:false,helper:"original",iframeFix:false,opacity:false,refreshPositions:false,revert:false,revertDuration:500,scope:"default",scroll:true,scrollSensitivity:20,scrollSpeed:20,snap:false,snapMode:"both",snapTolerance:20,stack:false,zIndex:false}});a.ui.plugin.add("draggable","connectToSortable",{start:function(c,e){var d=a(this).data("draggable"),f=d.options,b=a.extend({},e,{item:d.element});d.sortables=[];a(f.connectToSortable).each(function(){var g=a.data(this,"sortable");if(g&&!g.options.disabled){d.sortables.push({instance:g,shouldRevert:g.options.revert});g._refreshItems();g._trigger("activate",c,b)}})},stop:function(c,e){var d=a(this).data("draggable"),b=a.extend({},e,{item:d.element});a.each(d.sortables,function(){if(this.instance.isOver){this.instance.isOver=0;d.cancelHelperRemoval=true;this.instance.cancelHelperRemoval=false;if(this.shouldRevert){this.instance.options.revert=true}this.instance._mouseStop(c);this.instance.options.helper=this.instance.options._helper;if(d.options.helper=="original"){this.instance.currentItem.css({top:"auto",left:"auto"})}}else{this.instance.cancelHelperRemoval=false;this.instance._trigger("deactivate",c,b)}})},drag:function(c,f){var e=a(this).data("draggable"),b=this;var d=function(i){var n=this.offset.click.top,m=this.offset.click.left;var g=this.positionAbs.top,k=this.positionAbs.left;var j=i.height,l=i.width;var p=i.top,h=i.left;return a.ui.isOver(g+n,k+m,p,h,j,l)};a.each(e.sortables,function(g){this.instance.positionAbs=e.positionAbs;this.instance.helperProportions=e.helperProportions;this.instance.offset.click=e.offset.click;if(this.instance._intersectsWith(this.instance.containerCache)){if(!this.instance.isOver){this.instance.isOver=1;this.instance.currentItem=a(b).clone().appendTo(this.instance.element).data("sortable-item",true);this.instance.options._helper=this.instance.options.helper;this.instance.options.helper=function(){return f.helper[0]};c.target=this.instance.currentItem[0];this.instance._mouseCapture(c,true);this.instance._mouseStart(c,true,true);this.instance.offset.click.top=e.offset.click.top;this.instance.offset.click.left=e.offset.click.left;this.instance.offset.parent.left-=e.offset.parent.left-this.instance.offset.parent.left;this.instance.offset.parent.top-=e.offset.parent.top-this.instance.offset.parent.top;e._trigger("toSortable",c);e.dropped=this.instance.element;e.currentItem=e.element;this.instance.fromOutside=e}if(this.instance.currentItem){this.instance._mouseDrag(c)}}else{if(this.instance.isOver){this.instance.isOver=0;this.instance.cancelHelperRemoval=true;this.instance.options.revert=false;this.instance._trigger("out",c,this.instance._uiHash(this.instance));this.instance._mouseStop(c,true);this.instance.options.helper=this.instance.options._helper;this.instance.currentItem.remove();if(this.instance.placeholder){this.instance.placeholder.remove()}e._trigger("fromSortable",c);e.dropped=false}}})}});a.ui.plugin.add("draggable","cursor",{start:function(c,d){var b=a("body"),e=a(this).data("draggable").options;if(b.css("cursor")){e._cursor=b.css("cursor")}b.css("cursor",e.cursor)},stop:function(b,c){var d=a(this).data("draggable").options;if(d._cursor){a("body").css("cursor",d._cursor)}}});a.ui.plugin.add("draggable","iframeFix",{start:function(b,c){var d=a(this).data("draggable").options;a(d.iframeFix===true?"iframe":d.iframeFix).each(function(){a('<div class="ui-draggable-iframeFix" style="background: #fff;"></div>').css({width:this.offsetWidth+"px",height:this.offsetHeight+"px",position:"absolute",opacity:"0.001",zIndex:1000}).css(a(this).offset()).appendTo("body")})},stop:function(b,c){a("div.ui-draggable-iframeFix").each(function(){this.parentNode.removeChild(this)})}});a.ui.plugin.add("draggable","opacity",{start:function(c,d){var b=a(d.helper),e=a(this).data("draggable").options;if(b.css("opacity")){e._opacity=b.css("opacity")}b.css("opacity",e.opacity)},stop:function(b,c){var d=a(this).data("draggable").options;if(d._opacity){a(c.helper).css("opacity",d._opacity)}}});a.ui.plugin.add("draggable","scroll",{start:function(c,d){var b=a(this).data("draggable");if(b.scrollParent[0]!=document&&b.scrollParent[0].tagName!="HTML"){b.overflowOffset=b.scrollParent.offset()}},drag:function(d,e){var c=a(this).data("draggable"),f=c.options,b=false;if(c.scrollParent[0]!=document&&c.scrollParent[0].tagName!="HTML"){if(!f.axis||f.axis!="x"){if((c.overflowOffset.top+c.scrollParent[0].offsetHeight)-d.pageY<f.scrollSensitivity){c.scrollParent[0].scrollTop=b=c.scrollParent[0].scrollTop+f.scrollSpeed}else{if(d.pageY-c.overflowOffset.top<f.scrollSensitivity){c.scrollParent[0].scrollTop=b=c.scrollParent[0].scrollTop-f.scrollSpeed}}}if(!f.axis||f.axis!="y"){if((c.overflowOffset.left+c.scrollParent[0].offsetWidth)-d.pageX<f.scrollSensitivity){c.scrollParent[0].scrollLeft=b=c.scrollParent[0].scrollLeft+f.scrollSpeed}else{if(d.pageX-c.overflowOffset.left<f.scrollSensitivity){c.scrollParent[0].scrollLeft=b=c.scrollParent[0].scrollLeft-f.scrollSpeed}}}}else{if(!f.axis||f.axis!="x"){if(d.pageY-a(document).scrollTop()<f.scrollSensitivity){b=a(document).scrollTop(a(document).scrollTop()-f.scrollSpeed)}else{if(a(window).height()-(d.pageY-a(document).scrollTop())<f.scrollSensitivity){b=a(document).scrollTop(a(document).scrollTop()+f.scrollSpeed)}}}if(!f.axis||f.axis!="y"){if(d.pageX-a(document).scrollLeft()<f.scrollSensitivity){b=a(document).scrollLeft(a(document).scrollLeft()-f.scrollSpeed)}else{if(a(window).width()-(d.pageX-a(document).scrollLeft())<f.scrollSensitivity){b=a(document).scrollLeft(a(document).scrollLeft()+f.scrollSpeed)}}}}if(b!==false&&a.ui.ddmanager&&!f.dropBehaviour){a.ui.ddmanager.prepareOffsets(c,d)}}});a.ui.plugin.add("draggable","snap",{start:function(c,d){var b=a(this).data("draggable"),e=b.options;b.snapElements=[];a(e.snap.constructor!=String?(e.snap.items||":data(draggable)"):e.snap).each(function(){var g=a(this);var f=g.offset();if(this!=b.element[0]){b.snapElements.push({item:this,width:g.outerWidth(),height:g.outerHeight(),top:f.top,left:f.left})}})},drag:function(u,p){var g=a(this).data("draggable"),q=g.options;var y=q.snapTolerance;var x=p.offset.left,w=x+g.helperProportions.width,f=p.offset.top,e=f+g.helperProportions.height;for(var v=g.snapElements.length-1;v>=0;v--){var s=g.snapElements[v].left,n=s+g.snapElements[v].width,m=g.snapElements[v].top,A=m+g.snapElements[v].height;if(!((s-y<x&&x<n+y&&m-y<f&&f<A+y)||(s-y<x&&x<n+y&&m-y<e&&e<A+y)||(s-y<w&&w<n+y&&m-y<f&&f<A+y)||(s-y<w&&w<n+y&&m-y<e&&e<A+y))){if(g.snapElements[v].snapping){(g.options.snap.release&&g.options.snap.release.call(g.element,u,a.extend(g._uiHash(),{snapItem:g.snapElements[v].item})))}g.snapElements[v].snapping=false;continue}if(q.snapMode!="inner"){var c=Math.abs(m-e)<=y;var z=Math.abs(A-f)<=y;var j=Math.abs(s-w)<=y;var k=Math.abs(n-x)<=y;if(c){p.position.top=g._convertPositionTo("relative",{top:m-g.helperProportions.height,left:0}).top-g.margins.top}if(z){p.position.top=g._convertPositionTo("relative",{top:A,left:0}).top-g.margins.top}if(j){p.position.left=g._convertPositionTo("relative",{top:0,left:s-g.helperProportions.width}).left-g.margins.left}if(k){p.position.left=g._convertPositionTo("relative",{top:0,left:n}).left-g.margins.left}}var h=(c||z||j||k);if(q.snapMode!="outer"){var c=Math.abs(m-f)<=y;var z=Math.abs(A-e)<=y;var j=Math.abs(s-x)<=y;var k=Math.abs(n-w)<=y;if(c){p.position.top=g._convertPositionTo("relative",{top:m,left:0}).top-g.margins.top}if(z){p.position.top=g._convertPositionTo("relative",{top:A-g.helperProportions.height,left:0}).top-g.margins.top}if(j){p.position.left=g._convertPositionTo("relative",{top:0,left:s}).left-g.margins.left}if(k){p.position.left=g._convertPositionTo("relative",{top:0,left:n-g.helperProportions.width}).left-g.margins.left}}if(!g.snapElements[v].snapping&&(c||z||j||k||h)){(g.options.snap.snap&&g.options.snap.snap.call(g.element,u,a.extend(g._uiHash(),{snapItem:g.snapElements[v].item})))}g.snapElements[v].snapping=(c||z||j||k||h)}}});a.ui.plugin.add("draggable","stack",{start:function(b,c){var e=a(this).data("draggable").options;var d=a.makeArray(a(e.stack.group)).sort(function(g,f){return(parseInt(a(g).css("zIndex"),10)||e.stack.min)-(parseInt(a(f).css("zIndex"),10)||e.stack.min)});a(d).each(function(f){this.style.zIndex=e.stack.min+f});this[0].style.zIndex=e.stack.min+d.length}});a.ui.plugin.add("draggable","zIndex",{start:function(c,d){var b=a(d.helper),e=a(this).data("draggable").options;if(b.css("zIndex")){e._zIndex=b.css("zIndex")}b.css("zIndex",e.zIndex)},stop:function(b,c){var d=a(this).data("draggable").options;if(d._zIndex){a(c.helper).css("zIndex",d._zIndex)}}})})(jQuery);;
/*
 * jQuery UI Sortable 1.7.2
 *
 * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Sortables
 *
 * Depends:
 *	ui.core.js
 */
(function(a){a.widget("ui.sortable",a.extend({},a.ui.mouse,{_init:function(){var b=this.options;this.containerCache={};this.element.addClass("ui-sortable");this.refresh();this.floating=this.items.length?(/left|right/).test(this.items[0].item.css("float")):false;this.offset=this.element.offset();this._mouseInit()},destroy:function(){this.element.removeClass("ui-sortable ui-sortable-disabled").removeData("sortable").unbind(".sortable");this._mouseDestroy();for(var b=this.items.length-1;b>=0;b--){this.items[b].item.removeData("sortable-item")}},_mouseCapture:function(e,f){if(this.reverting){return false}if(this.options.disabled||this.options.type=="static"){return false}this._refreshItems(e);var d=null,c=this,b=a(e.target).parents().each(function(){if(a.data(this,"sortable-item")==c){d=a(this);return false}});if(a.data(e.target,"sortable-item")==c){d=a(e.target)}if(!d){return false}if(this.options.handle&&!f){var g=false;a(this.options.handle,d).find("*").andSelf().each(function(){if(this==e.target){g=true}});if(!g){return false}}this.currentItem=d;this._removeCurrentsFromItems();return true},_mouseStart:function(e,f,b){var g=this.options,c=this;this.currentContainer=this;this.refreshPositions();this.helper=this._createHelper(e);this._cacheHelperProportions();this._cacheMargins();this.scrollParent=this.helper.scrollParent();this.offset=this.currentItem.offset();this.offset={top:this.offset.top-this.margins.top,left:this.offset.left-this.margins.left};this.helper.css("position","absolute");this.cssPosition=this.helper.css("position");a.extend(this.offset,{click:{left:e.pageX-this.offset.left,top:e.pageY-this.offset.top},parent:this._getParentOffset(),relative:this._getRelativeOffset()});this.originalPosition=this._generatePosition(e);this.originalPageX=e.pageX;this.originalPageY=e.pageY;if(g.cursorAt){this._adjustOffsetFromHelper(g.cursorAt)}this.domPosition={prev:this.currentItem.prev()[0],parent:this.currentItem.parent()[0]};if(this.helper[0]!=this.currentItem[0]){this.currentItem.hide()}this._createPlaceholder();if(g.containment){this._setContainment()}if(g.cursor){if(a("body").css("cursor")){this._storedCursor=a("body").css("cursor")}a("body").css("cursor",g.cursor)}if(g.opacity){if(this.helper.css("opacity")){this._storedOpacity=this.helper.css("opacity")}this.helper.css("opacity",g.opacity)}if(g.zIndex){if(this.helper.css("zIndex")){this._storedZIndex=this.helper.css("zIndex")}this.helper.css("zIndex",g.zIndex)}if(this.scrollParent[0]!=document&&this.scrollParent[0].tagName!="HTML"){this.overflowOffset=this.scrollParent.offset()}this._trigger("start",e,this._uiHash());if(!this._preserveHelperProportions){this._cacheHelperProportions()}if(!b){for(var d=this.containers.length-1;d>=0;d--){this.containers[d]._trigger("activate",e,c._uiHash(this))}}if(a.ui.ddmanager){a.ui.ddmanager.current=this}if(a.ui.ddmanager&&!g.dropBehaviour){a.ui.ddmanager.prepareOffsets(this,e)}this.dragging=true;this.helper.addClass("ui-sortable-helper");this._mouseDrag(e);return true},_mouseDrag:function(f){this.position=this._generatePosition(f);this.positionAbs=this._convertPositionTo("absolute");if(!this.lastPositionAbs){this.lastPositionAbs=this.positionAbs}if(this.options.scroll){var g=this.options,b=false;if(this.scrollParent[0]!=document&&this.scrollParent[0].tagName!="HTML"){if((this.overflowOffset.top+this.scrollParent[0].offsetHeight)-f.pageY<g.scrollSensitivity){this.scrollParent[0].scrollTop=b=this.scrollParent[0].scrollTop+g.scrollSpeed}else{if(f.pageY-this.overflowOffset.top<g.scrollSensitivity){this.scrollParent[0].scrollTop=b=this.scrollParent[0].scrollTop-g.scrollSpeed}}if((this.overflowOffset.left+this.scrollParent[0].offsetWidth)-f.pageX<g.scrollSensitivity){this.scrollParent[0].scrollLeft=b=this.scrollParent[0].scrollLeft+g.scrollSpeed}else{if(f.pageX-this.overflowOffset.left<g.scrollSensitivity){this.scrollParent[0].scrollLeft=b=this.scrollParent[0].scrollLeft-g.scrollSpeed}}}else{if(f.pageY-a(document).scrollTop()<g.scrollSensitivity){b=a(document).scrollTop(a(document).scrollTop()-g.scrollSpeed)}else{if(a(window).height()-(f.pageY-a(document).scrollTop())<g.scrollSensitivity){b=a(document).scrollTop(a(document).scrollTop()+g.scrollSpeed)}}if(f.pageX-a(document).scrollLeft()<g.scrollSensitivity){b=a(document).scrollLeft(a(document).scrollLeft()-g.scrollSpeed)}else{if(a(window).width()-(f.pageX-a(document).scrollLeft())<g.scrollSensitivity){b=a(document).scrollLeft(a(document).scrollLeft()+g.scrollSpeed)}}}if(b!==false&&a.ui.ddmanager&&!g.dropBehaviour){a.ui.ddmanager.prepareOffsets(this,f)}}this.positionAbs=this._convertPositionTo("absolute");if(!this.options.axis||this.options.axis!="y"){this.helper[0].style.left=this.position.left+"px"}if(!this.options.axis||this.options.axis!="x"){this.helper[0].style.top=this.position.top+"px"}for(var d=this.items.length-1;d>=0;d--){var e=this.items[d],c=e.item[0],h=this._intersectsWithPointer(e);if(!h){continue}if(c!=this.currentItem[0]&&this.placeholder[h==1?"next":"prev"]()[0]!=c&&!a.ui.contains(this.placeholder[0],c)&&(this.options.type=="semi-dynamic"?!a.ui.contains(this.element[0],c):true)){this.direction=h==1?"down":"up";if(this.options.tolerance=="pointer"||this._intersectsWithSides(e)){this._rearrange(f,e)}else{break}this._trigger("change",f,this._uiHash());break}}this._contactContainers(f);if(a.ui.ddmanager){a.ui.ddmanager.drag(this,f)}this._trigger("sort",f,this._uiHash());this.lastPositionAbs=this.positionAbs;return false},_mouseStop:function(c,d){if(!c){return}if(a.ui.ddmanager&&!this.options.dropBehaviour){a.ui.ddmanager.drop(this,c)}if(this.options.revert){var b=this;var e=b.placeholder.offset();b.reverting=true;a(this.helper).animate({left:e.left-this.offset.parent.left-b.margins.left+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollLeft),top:e.top-this.offset.parent.top-b.margins.top+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollTop)},parseInt(this.options.revert,10)||500,function(){b._clear(c)})}else{this._clear(c,d)}return false},cancel:function(){var b=this;if(this.dragging){this._mouseUp();if(this.options.helper=="original"){this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper")}else{this.currentItem.show()}for(var c=this.containers.length-1;c>=0;c--){this.containers[c]._trigger("deactivate",null,b._uiHash(this));if(this.containers[c].containerCache.over){this.containers[c]._trigger("out",null,b._uiHash(this));this.containers[c].containerCache.over=0}}}if(this.placeholder[0].parentNode){this.placeholder[0].parentNode.removeChild(this.placeholder[0])}if(this.options.helper!="original"&&this.helper&&this.helper[0].parentNode){this.helper.remove()}a.extend(this,{helper:null,dragging:false,reverting:false,_noFinalSort:null});if(this.domPosition.prev){a(this.domPosition.prev).after(this.currentItem)}else{a(this.domPosition.parent).prepend(this.currentItem)}return true},serialize:function(d){var b=this._getItemsAsjQuery(d&&d.connected);var c=[];d=d||{};a(b).each(function(){var e=(a(d.item||this).attr(d.attribute||"id")||"").match(d.expression||(/(.+)[-=_](.+)/));if(e){c.push((d.key||e[1]+"[]")+"="+(d.key&&d.expression?e[1]:e[2]))}});return c.join("&")},toArray:function(d){var b=this._getItemsAsjQuery(d&&d.connected);var c=[];d=d||{};b.each(function(){c.push(a(d.item||this).attr(d.attribute||"id")||"")});return c},_intersectsWith:function(m){var e=this.positionAbs.left,d=e+this.helperProportions.width,k=this.positionAbs.top,j=k+this.helperProportions.height;var f=m.left,c=f+m.width,n=m.top,i=n+m.height;var o=this.offset.click.top,h=this.offset.click.left;var g=(k+o)>n&&(k+o)<i&&(e+h)>f&&(e+h)<c;if(this.options.tolerance=="pointer"||this.options.forcePointerForContainers||(this.options.tolerance!="pointer"&&this.helperProportions[this.floating?"width":"height"]>m[this.floating?"width":"height"])){return g}else{return(f<e+(this.helperProportions.width/2)&&d-(this.helperProportions.width/2)<c&&n<k+(this.helperProportions.height/2)&&j-(this.helperProportions.height/2)<i)}},_intersectsWithPointer:function(d){var e=a.ui.isOverAxis(this.positionAbs.top+this.offset.click.top,d.top,d.height),c=a.ui.isOverAxis(this.positionAbs.left+this.offset.click.left,d.left,d.width),g=e&&c,b=this._getDragVerticalDirection(),f=this._getDragHorizontalDirection();if(!g){return false}return this.floating?(((f&&f=="right")||b=="down")?2:1):(b&&(b=="down"?2:1))},_intersectsWithSides:function(e){var c=a.ui.isOverAxis(this.positionAbs.top+this.offset.click.top,e.top+(e.height/2),e.height),d=a.ui.isOverAxis(this.positionAbs.left+this.offset.click.left,e.left+(e.width/2),e.width),b=this._getDragVerticalDirection(),f=this._getDragHorizontalDirection();if(this.floating&&f){return((f=="right"&&d)||(f=="left"&&!d))}else{return b&&((b=="down"&&c)||(b=="up"&&!c))}},_getDragVerticalDirection:function(){var b=this.positionAbs.top-this.lastPositionAbs.top;return b!=0&&(b>0?"down":"up")},_getDragHorizontalDirection:function(){var b=this.positionAbs.left-this.lastPositionAbs.left;return b!=0&&(b>0?"right":"left")},refresh:function(b){this._refreshItems(b);this.refreshPositions()},_connectWith:function(){var b=this.options;return b.connectWith.constructor==String?[b.connectWith]:b.connectWith},_getItemsAsjQuery:function(b){var l=this;var g=[];var e=[];var h=this._connectWith();if(h&&b){for(var d=h.length-1;d>=0;d--){var k=a(h[d]);for(var c=k.length-1;c>=0;c--){var f=a.data(k[c],"sortable");if(f&&f!=this&&!f.options.disabled){e.push([a.isFunction(f.options.items)?f.options.items.call(f.element):a(f.options.items,f.element).not(".ui-sortable-helper"),f])}}}}e.push([a.isFunction(this.options.items)?this.options.items.call(this.element,null,{options:this.options,item:this.currentItem}):a(this.options.items,this.element).not(".ui-sortable-helper"),this]);for(var d=e.length-1;d>=0;d--){e[d][0].each(function(){g.push(this)})}return a(g)},_removeCurrentsFromItems:function(){var d=this.currentItem.find(":data(sortable-item)");for(var c=0;c<this.items.length;c++){for(var b=0;b<d.length;b++){if(d[b]==this.items[c].item[0]){this.items.splice(c,1)}}}},_refreshItems:function(b){this.items=[];this.containers=[this];var h=this.items;var p=this;var f=[[a.isFunction(this.options.items)?this.options.items.call(this.element[0],b,{item:this.currentItem}):a(this.options.items,this.element),this]];var l=this._connectWith();if(l){for(var e=l.length-1;e>=0;e--){var m=a(l[e]);for(var d=m.length-1;d>=0;d--){var g=a.data(m[d],"sortable");if(g&&g!=this&&!g.options.disabled){f.push([a.isFunction(g.options.items)?g.options.items.call(g.element[0],b,{item:this.currentItem}):a(g.options.items,g.element),g]);this.containers.push(g)}}}}for(var e=f.length-1;e>=0;e--){var k=f[e][1];var c=f[e][0];for(var d=0,n=c.length;d<n;d++){var o=a(c[d]);o.data("sortable-item",k);h.push({item:o,instance:k,width:0,height:0,left:0,top:0})}}},refreshPositions:function(b){if(this.offsetParent&&this.helper){this.offset.parent=this._getParentOffset()}for(var d=this.items.length-1;d>=0;d--){var e=this.items[d];if(e.instance!=this.currentContainer&&this.currentContainer&&e.item[0]!=this.currentItem[0]){continue}var c=this.options.toleranceElement?a(this.options.toleranceElement,e.item):e.item;if(!b){e.width=c.outerWidth();e.height=c.outerHeight()}var f=c.offset();e.left=f.left;e.top=f.top}if(this.options.custom&&this.options.custom.refreshContainers){this.options.custom.refreshContainers.call(this)}else{for(var d=this.containers.length-1;d>=0;d--){var f=this.containers[d].element.offset();this.containers[d].containerCache.left=f.left;this.containers[d].containerCache.top=f.top;this.containers[d].containerCache.width=this.containers[d].element.outerWidth();this.containers[d].containerCache.height=this.containers[d].element.outerHeight()}}},_createPlaceholder:function(d){var b=d||this,e=b.options;if(!e.placeholder||e.placeholder.constructor==String){var c=e.placeholder;e.placeholder={element:function(){var f=a(document.createElement(b.currentItem[0].nodeName)).addClass(c||b.currentItem[0].className+" ui-sortable-placeholder").removeClass("ui-sortable-helper")[0];if(!c){f.style.visibility="hidden"}return f},update:function(f,g){if(c&&!e.forcePlaceholderSize){return}if(!g.height()){g.height(b.currentItem.innerHeight()-parseInt(b.currentItem.css("paddingTop")||0,10)-parseInt(b.currentItem.css("paddingBottom")||0,10))}if(!g.width()){g.width(b.currentItem.innerWidth()-parseInt(b.currentItem.css("paddingLeft")||0,10)-parseInt(b.currentItem.css("paddingRight")||0,10))}}}}b.placeholder=a(e.placeholder.element.call(b.element,b.currentItem));b.currentItem.after(b.placeholder);e.placeholder.update(b,b.placeholder)},_contactContainers:function(d){for(var c=this.containers.length-1;c>=0;c--){if(this._intersectsWith(this.containers[c].containerCache)){if(!this.containers[c].containerCache.over){if(this.currentContainer!=this.containers[c]){var h=10000;var g=null;var e=this.positionAbs[this.containers[c].floating?"left":"top"];for(var b=this.items.length-1;b>=0;b--){if(!a.ui.contains(this.containers[c].element[0],this.items[b].item[0])){continue}var f=this.items[b][this.containers[c].floating?"left":"top"];if(Math.abs(f-e)<h){h=Math.abs(f-e);g=this.items[b]}}if(!g&&!this.options.dropOnEmpty){continue}this.currentContainer=this.containers[c];g?this._rearrange(d,g,null,true):this._rearrange(d,null,this.containers[c].element,true);this._trigger("change",d,this._uiHash());this.containers[c]._trigger("change",d,this._uiHash(this));this.options.placeholder.update(this.currentContainer,this.placeholder)}this.containers[c]._trigger("over",d,this._uiHash(this));this.containers[c].containerCache.over=1}}else{if(this.containers[c].containerCache.over){this.containers[c]._trigger("out",d,this._uiHash(this));this.containers[c].containerCache.over=0}}}},_createHelper:function(c){var d=this.options;var b=a.isFunction(d.helper)?a(d.helper.apply(this.element[0],[c,this.currentItem])):(d.helper=="clone"?this.currentItem.clone():this.currentItem);if(!b.parents("body").length){a(d.appendTo!="parent"?d.appendTo:this.currentItem[0].parentNode)[0].appendChild(b[0])}if(b[0]==this.currentItem[0]){this._storedCSS={width:this.currentItem[0].style.width,height:this.currentItem[0].style.height,position:this.currentItem.css("position"),top:this.currentItem.css("top"),left:this.currentItem.css("left")}}if(b[0].style.width==""||d.forceHelperSize){b.width(this.currentItem.width())}if(b[0].style.height==""||d.forceHelperSize){b.height(this.currentItem.height())}return b},_adjustOffsetFromHelper:function(b){if(b.left!=undefined){this.offset.click.left=b.left+this.margins.left}if(b.right!=undefined){this.offset.click.left=this.helperProportions.width-b.right+this.margins.left}if(b.top!=undefined){this.offset.click.top=b.top+this.margins.top}if(b.bottom!=undefined){this.offset.click.top=this.helperProportions.height-b.bottom+this.margins.top}},_getParentOffset:function(){this.offsetParent=this.helper.offsetParent();var b=this.offsetParent.offset();if(this.cssPosition=="absolute"&&this.scrollParent[0]!=document&&a.ui.contains(this.scrollParent[0],this.offsetParent[0])){b.left+=this.scrollParent.scrollLeft();b.top+=this.scrollParent.scrollTop()}if((this.offsetParent[0]==document.body)||(this.offsetParent[0].tagName&&this.offsetParent[0].tagName.toLowerCase()=="html"&&a.browser.msie)){b={top:0,left:0}}return{top:b.top+(parseInt(this.offsetParent.css("borderTopWidth"),10)||0),left:b.left+(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)}},_getRelativeOffset:function(){if(this.cssPosition=="relative"){var b=this.currentItem.position();return{top:b.top-(parseInt(this.helper.css("top"),10)||0)+this.scrollParent.scrollTop(),left:b.left-(parseInt(this.helper.css("left"),10)||0)+this.scrollParent.scrollLeft()}}else{return{top:0,left:0}}},_cacheMargins:function(){this.margins={left:(parseInt(this.currentItem.css("marginLeft"),10)||0),top:(parseInt(this.currentItem.css("marginTop"),10)||0)}},_cacheHelperProportions:function(){this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()}},_setContainment:function(){var e=this.options;if(e.containment=="parent"){e.containment=this.helper[0].parentNode}if(e.containment=="document"||e.containment=="window"){this.containment=[0-this.offset.relative.left-this.offset.parent.left,0-this.offset.relative.top-this.offset.parent.top,a(e.containment=="document"?document:window).width()-this.helperProportions.width-this.margins.left,(a(e.containment=="document"?document:window).height()||document.body.parentNode.scrollHeight)-this.helperProportions.height-this.margins.top]}if(!(/^(document|window|parent)$/).test(e.containment)){var c=a(e.containment)[0];var d=a(e.containment).offset();var b=(a(c).css("overflow")!="hidden");this.containment=[d.left+(parseInt(a(c).css("borderLeftWidth"),10)||0)+(parseInt(a(c).css("paddingLeft"),10)||0)-this.margins.left,d.top+(parseInt(a(c).css("borderTopWidth"),10)||0)+(parseInt(a(c).css("paddingTop"),10)||0)-this.margins.top,d.left+(b?Math.max(c.scrollWidth,c.offsetWidth):c.offsetWidth)-(parseInt(a(c).css("borderLeftWidth"),10)||0)-(parseInt(a(c).css("paddingRight"),10)||0)-this.helperProportions.width-this.margins.left,d.top+(b?Math.max(c.scrollHeight,c.offsetHeight):c.offsetHeight)-(parseInt(a(c).css("borderTopWidth"),10)||0)-(parseInt(a(c).css("paddingBottom"),10)||0)-this.helperProportions.height-this.margins.top]}},_convertPositionTo:function(f,h){if(!h){h=this.position}var c=f=="absolute"?1:-1;var e=this.options,b=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&a.ui.contains(this.scrollParent[0],this.offsetParent[0]))?this.offsetParent:this.scrollParent,g=(/(html|body)/i).test(b[0].tagName);return{top:(h.top+this.offset.relative.top*c+this.offset.parent.top*c-(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollTop():(g?0:b.scrollTop()))*c)),left:(h.left+this.offset.relative.left*c+this.offset.parent.left*c-(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():g?0:b.scrollLeft())*c))}},_generatePosition:function(e){var h=this.options,b=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&a.ui.contains(this.scrollParent[0],this.offsetParent[0]))?this.offsetParent:this.scrollParent,i=(/(html|body)/i).test(b[0].tagName);if(this.cssPosition=="relative"&&!(this.scrollParent[0]!=document&&this.scrollParent[0]!=this.offsetParent[0])){this.offset.relative=this._getRelativeOffset()}var d=e.pageX;var c=e.pageY;if(this.originalPosition){if(this.containment){if(e.pageX-this.offset.click.left<this.containment[0]){d=this.containment[0]+this.offset.click.left}if(e.pageY-this.offset.click.top<this.containment[1]){c=this.containment[1]+this.offset.click.top}if(e.pageX-this.offset.click.left>this.containment[2]){d=this.containment[2]+this.offset.click.left}if(e.pageY-this.offset.click.top>this.containment[3]){c=this.containment[3]+this.offset.click.top}}if(h.grid){var g=this.originalPageY+Math.round((c-this.originalPageY)/h.grid[1])*h.grid[1];c=this.containment?(!(g-this.offset.click.top<this.containment[1]||g-this.offset.click.top>this.containment[3])?g:(!(g-this.offset.click.top<this.containment[1])?g-h.grid[1]:g+h.grid[1])):g;var f=this.originalPageX+Math.round((d-this.originalPageX)/h.grid[0])*h.grid[0];d=this.containment?(!(f-this.offset.click.left<this.containment[0]||f-this.offset.click.left>this.containment[2])?f:(!(f-this.offset.click.left<this.containment[0])?f-h.grid[0]:f+h.grid[0])):f}}return{top:(c-this.offset.click.top-this.offset.relative.top-this.offset.parent.top+(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollTop():(i?0:b.scrollTop())))),left:(d-this.offset.click.left-this.offset.relative.left-this.offset.parent.left+(a.browser.safari&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():i?0:b.scrollLeft())))}},_rearrange:function(g,f,c,e){c?c[0].appendChild(this.placeholder[0]):f.item[0].parentNode.insertBefore(this.placeholder[0],(this.direction=="down"?f.item[0]:f.item[0].nextSibling));this.counter=this.counter?++this.counter:1;var d=this,b=this.counter;window.setTimeout(function(){if(b==d.counter){d.refreshPositions(!e)}},0)},_clear:function(d,e){this.reverting=false;var f=[],b=this;if(!this._noFinalSort&&this.currentItem[0].parentNode){this.placeholder.before(this.currentItem)}this._noFinalSort=null;if(this.helper[0]==this.currentItem[0]){for(var c in this._storedCSS){if(this._storedCSS[c]=="auto"||this._storedCSS[c]=="static"){this._storedCSS[c]=""}}this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper")}else{this.currentItem.show()}if(this.fromOutside&&!e){f.push(function(g){this._trigger("receive",g,this._uiHash(this.fromOutside))})}if((this.fromOutside||this.domPosition.prev!=this.currentItem.prev().not(".ui-sortable-helper")[0]||this.domPosition.parent!=this.currentItem.parent()[0])&&!e){f.push(function(g){this._trigger("update",g,this._uiHash())})}if(!a.ui.contains(this.element[0],this.currentItem[0])){if(!e){f.push(function(g){this._trigger("remove",g,this._uiHash())})}for(var c=this.containers.length-1;c>=0;c--){if(a.ui.contains(this.containers[c].element[0],this.currentItem[0])&&!e){f.push((function(g){return function(h){g._trigger("receive",h,this._uiHash(this))}}).call(this,this.containers[c]));f.push((function(g){return function(h){g._trigger("update",h,this._uiHash(this))}}).call(this,this.containers[c]))}}}for(var c=this.containers.length-1;c>=0;c--){if(!e){f.push((function(g){return function(h){g._trigger("deactivate",h,this._uiHash(this))}}).call(this,this.containers[c]))}if(this.containers[c].containerCache.over){f.push((function(g){return function(h){g._trigger("out",h,this._uiHash(this))}}).call(this,this.containers[c]));this.containers[c].containerCache.over=0}}if(this._storedCursor){a("body").css("cursor",this._storedCursor)}if(this._storedOpacity){this.helper.css("opacity",this._storedOpacity)}if(this._storedZIndex){this.helper.css("zIndex",this._storedZIndex=="auto"?"":this._storedZIndex)}this.dragging=false;if(this.cancelHelperRemoval){if(!e){this._trigger("beforeStop",d,this._uiHash());for(var c=0;c<f.length;c++){f[c].call(this,d)}this._trigger("stop",d,this._uiHash())}return false}if(!e){this._trigger("beforeStop",d,this._uiHash())}this.placeholder[0].parentNode.removeChild(this.placeholder[0]);if(this.helper[0]!=this.currentItem[0]){this.helper.remove()}this.helper=null;if(!e){for(var c=0;c<f.length;c++){f[c].call(this,d)}this._trigger("stop",d,this._uiHash())}this.fromOutside=false;return true},_trigger:function(){if(a.widget.prototype._trigger.apply(this,arguments)===false){this.cancel()}},_uiHash:function(c){var b=c||this;return{helper:b.helper,placeholder:b.placeholder||a([]),position:b.position,absolutePosition:b.positionAbs,offset:b.positionAbs,item:b.currentItem,sender:c?c.element:null}}}));a.extend(a.ui.sortable,{getter:"serialize toArray",version:"1.7.2",eventPrefix:"sort",defaults:{appendTo:"parent",axis:false,cancel:":input,option",connectWith:false,containment:false,cursor:"auto",cursorAt:false,delay:0,distance:1,dropOnEmpty:true,forcePlaceholderSize:false,forceHelperSize:false,grid:false,handle:false,helper:"original",items:"> *",opacity:false,placeholder:false,revert:false,scroll:true,scrollSensitivity:20,scrollSpeed:20,scope:"default",tolerance:"intersect",zIndex:1000}})})(jQuery);;



/*
 * Copyright 2009 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

SpriteMe = {};

SpriteMe.bgImageCntr = SpriteMe.spriteCntr = 0;
SpriteMe.nBgImagesBefore = 0;   // # of bg images in the page before spriting
SpriteMe.nSizeBefore = 0;       // total size of bg images before spriting
SpriteMe.nSpritesBefore = 0;    // # of bg images that were already sprites
SpriteMe.nCreatedSprites = 0;   // # of sprites created
SpriteMe.savedImages = 0;       // # of HTTP requests eliminated (includes new sprites)
SpriteMe.savedSize = 0;         // # of bytes eliminated or gained (includes new sprites)
SpriteMe.bgposZeroZero = 0;
SpriteMe.bgposTotal = 0;

SpriteMe.hBgImages = null;  // a hash of BgImage objects
SpriteMe.suggestedSpriteCntr = 0;
SpriteMe.aSprites = [];
SpriteMe.bToggleAll = true;
SpriteMe.backgroundColor = "none";
SpriteMe.marginX = 10;
SpriteMe.marginY = 10;
SpriteMe.marginWiggle = 20; // how much we're willing to extend the margin (in addition to marginX and marginY) if necessary to accomodate more images
SpriteMe.resizeWiggle = 20; // how much we're willing to let repeating bg images be resized so they can be sprited with other bg images of different sizes

SpriteMe.GOOD = 0;
SpriteMe.REPEATX = 1;
SpriteMe.REPEATY = 2;
SpriteMe.REPEATBOTH = 3;
SpriteMe.NARROWLEFT = 4;
SpriteMe.NARROWRIGHT = 5;
SpriteMe.SHORTTOP = 6;
SpriteMe.SHORTBOTTOM = 7;
SpriteMe.NARROWSHORT = 8;
SpriteMe.NARROWREPEAT = 9;
SpriteMe.SHORTREPEAT = 10;
SpriteMe.ALREADYSPRITE = 11;
SpriteMe.NOELEMSIZE = 12;
SpriteMe.JPG = 13;
SpriteMe.ERROR = -1;


// Crawl through all DOM elements looking for specific properties that use background images.
SpriteMe.getBgImages = function() {
	SpriteMe.dprint(9, "getBgImages: enter");
	var elems = SpriteMe.doc.getElementsByTagName('*');
	var nElems = elems.length;
	SpriteMe.hBgImages = {};

	for ( var i = 0; i < nElems; i++ ) { 
		var elem = elems[i];
		var imageUrl = SpriteMe.getStyleAndUrl(elem, 'backgroundImage', true);
		if ( imageUrl && !SpriteMe.skipImage(imageUrl) ) {
			if ( 0 == imageUrl.toLowerCase().indexOf("data:") ) {
				SpriteMe.dprint(5, "skipping data: URI");
				if ( "undefined" === typeof(SpriteMe.bDataUriWarning) ) {
					alert("Background images using \"data:\" URIs are not supported by SpriteMe.");
					SpriteMe.bDataUriWarning = true;
				}
				continue;
			}

			imageUrl = imageUrl.replace("\\", ""); // Firefox 3.5 added a backslash to a URL that contained a comma (",")
			if ( ! SpriteMe.hBgImages[imageUrl] ) {
				new SpriteMe.BgImage(imageUrl);
			}

			var bgImage = SpriteMe.hBgImages[imageUrl];
			new SpriteMe.ImageElement(elem, bgImage);  // this adds the element to bgImage
		}
	}

	SpriteMe.nBgImagesBefore = SpriteMe.bgImageCntr;
	SpriteMe.nSpritesBefore = SpriteMe.spriteCntr;
};


SpriteMe.getData = function(nTry) {
	SpriteMe.dprint(9, "getData: enter");

	// Need to wait for all of the background images to be fetched.
	nTry = ( nTry ? nTry+1 : 1 );
	if ( ! SpriteMe.doneFetching() && nTry < 10 ) {
		SpriteMe.dprint(5, "getData: calling setTimeout to wait for images to load, nTry = " + nTry);
		setTimeout("SpriteMe.getData(" + nTry + ")", 500);
		return;
	}

	// Iterate through all the BG images and their elements to gather information (repeat, background-position, etc.).
	for ( var imageUrl in SpriteMe.hBgImages ) {
		if ( SpriteMe.hBgImages.hasOwnProperty(imageUrl) ) {
			var bgImage = SpriteMe.hBgImages[imageUrl];
			bgImage.getDataFromElements();
		}
	}

	SpriteMe.createSuggestedSprites();
	SpriteMe.showSpritemePanel();
};


// Main spriting logic: decide which images can be sprited together.
SpriteMe.createSuggestedSprites = function() {
	SpriteMe.dprint(9, "SpriteMe.createSuggestedSprites: enter");

	// Sort the images by iState.
	var hStates = [];
	for ( var imageUrl in SpriteMe.hBgImages ) {
		if ( SpriteMe.hBgImages.hasOwnProperty(imageUrl) ) {
			var bgImage = SpriteMe.hBgImages[imageUrl];
			if ( "undefined" === typeof(hStates[bgImage.iState]) ) {
				hStates[bgImage.iState] = [];
			}
			hStates[bgImage.iState][hStates[bgImage.iState].length] = bgImage;
		}
	}


	// GOOD and NARROWLEFT
	var aTmpBgImages = [];
	var state = SpriteMe.GOOD;
	if ( hStates[state] && 0 < hStates[state].length ) {
		aTmpBgImages = aTmpBgImages.concat(hStates[state]);
	}
	state = SpriteMe.NARROWLEFT;
	if ( hStates[state] && 0 < hStates[state].length ) {
		aTmpBgImages = aTmpBgImages.concat(hStates[state]);
	}
	if ( 1 < aTmpBgImages.length ) {
		var spriteObj = new SpriteMe.Sprite("vertical, varied width", aTmpBgImages);
		SpriteMe.suggestedSpriteCntr++;
	}


	// REPEATX
	state = SpriteMe.REPEATX;
	if ( hStates[state] && 1 < hStates[state].length ) {
		// Sort images by width.
		var hWidths = {};
		var aCombine = [];
		for ( var i = 0; i < hStates[state].length; i++ ) {
			var bgImage = hStates[state][i];
			if ( "undefined" === typeof(hWidths[bgImage.width]) ) {
				hWidths[bgImage.width] = [];
				if ( bgImage.width <= SpriteMe.resizeWiggle ) {
					aCombine[aCombine.length] = bgImage.width;
				}
			}
			hWidths[bgImage.width][hWidths[bgImage.width].length] = bgImage;
		}

		// We can resize repeat-x bg images of different widths.
		if ( aCombine.length ) {
			var resizeWidth = SpriteMe.lcm(aCombine);
			if ( resizeWidth <= SpriteMe.resizeWiggle ) {
				var aTmpBgImages = [];
				for ( var ac = 0; ac < aCombine.length; ac++ ) {
					var acw = aCombine[ac];
					aTmpBgImages = aTmpBgImages.concat(hWidths[acw]);
					hWidths[acw] = undefined;
					delete hWidths[acw]; // so we don't catch this in the logic below
				}
				for ( var i = 0; i < aTmpBgImages.length; i++ ) {
					var bgImage = aTmpBgImages[i];
					bgImage.resizeWidth = resizeWidth;
				}
				if ( 1 < aTmpBgImages.length ) {
					var spriteObj = new SpriteMe.Sprite("repeat-x width=" + resizeWidth, aTmpBgImages);
					SpriteMe.suggestedSpriteCntr++;
				}
			}
		}

		// Handle any other repeat-x bg images we didn't catch in the resize logic above.
		for ( var width in hWidths ) {
			if ( hWidths.hasOwnProperty(width) ) {
				if ( 1 < hWidths[width].length ) {
					var spriteObj = new SpriteMe.Sprite("repeat-x width=" + width, hWidths[width]);
					SpriteMe.suggestedSpriteCntr++;
				}
			}
		}
	}


	// REPEATY
	state = SpriteMe.REPEATY;
	if ( hStates[state] && 1 < hStates[state].length ) {
		// Sort images by height.
		var hHeights = {}
		var aCombine = [];
		for ( var i = 0; i < hStates[state].length; i++ ) {
			var bgImage = hStates[state][i];
			if ( "undefined" === typeof(hHeights[bgImage.height]) ) {
				hHeights[bgImage.height] = [];
				if ( bgImage.height <= SpriteMe.resizeWiggle ) {
					aCombine[aCombine.length] = bgImage.height;
				}
			}
			hHeights[bgImage.height][hHeights[bgImage.height].length] = bgImage;
		}

		// We can resize repeat-x bg images of different widths.
		if ( aCombine.length ) {
			var resizeHeight = SpriteMe.lcm(aCombine);
			if ( resizeHeight <= SpriteMe.resizeWiggle ) {
				var aTmpBgImages = [];
				for ( var ac = 0; ac < aCombine.length; ac++ ) {
					var acw = aCombine[ac];
					aTmpBgImages = aTmpBgImages.concat(hHeights[acw]);
					hHeights[acw] = undefined;
					delete hHeights[acw]; // so we don't catch this in the logic below
				}
				for ( var i = 0; i < aTmpBgImages.length; i++ ) {
					var bgImage = aTmpBgImages[i];
					bgImage.resizeHeight = resizeHeight;
				}
				var spriteObj = new SpriteMe.Sprite("repeat-x width=" + resizeHeight, aTmpBgImages);
				SpriteMe.suggestedSpriteCntr++;
			}
		}

		// Handle any other repeat-x bg images we didn't catch in the resize logic above.
		for ( var height in hHeights ) {
			if ( hHeights.hasOwnProperty(height) ) {
				if ( 1 < hHeights[height].length ) {
					var spriteObj = new SpriteMe.Sprite("repeat-y height=" + height, hHeights[height]);
					SpriteMe.suggestedSpriteCntr++;
				}
			}
		}
	}

	// containing block is wider - just stack horizontally!
	state = SpriteMe.SHORTTOP;
	if ( hStates[state] && 1 < hStates[state].length ) {
		var spriteObj = new SpriteMe.Sprite("taller containing block", hStates[state]);
		SpriteMe.suggestedSpriteCntr++;
	}
};


// Render the topmost SpriteMe panel.
SpriteMe.showSpritemePanel = function() {
	SpriteMe.dprint(9, "SpriteMe.showSpritemePanel: enter");

	var sHtml = "";

	// Draw the suggested sprites.
	if ( SpriteMe.aSprites.length ) {
		sHtml += "<h1 id=spritemesuggestedheader>Suggested Sprites</h1>\n";
		for ( var i = 0; i < SpriteMe.aSprites.length; i++ ) {
			var spriteObj = SpriteMe.aSprites[i];
			sHtml += spriteObj.getHtml();
		}
	}


	// list all the unused CSS bg images
	var sUnused = "";
	var unusedBgImages = [];
	for ( var imageUrl in SpriteMe.hBgImages ) {
		if ( SpriteMe.hBgImages.hasOwnProperty(imageUrl) ) {
			var bgImage = SpriteMe.hBgImages[imageUrl];
			if ( "undefined" === typeof(bgImage.bUsed) ) {
				sUnused += bgImage.getHtml(true);
			}
		}
	}

	sHtml += "<h1 id=spritemeunspritedheader>Non-Sprited Images</h1>\n" + 
	    "<div id=spritemeunsprited class=spritemespritediv style='border: 2px solid #CAC; background: transparent;'>" + 
	    sUnused + 
	    "<div class=spritemesortable style='line-height: 2px; background: transparent;'>&nbsp;</div>\n" +
	    "<div class=spritemesortable style='line-height: 2px; background: transparent;'>&nbsp;</div>\n" +
	    "</div>\n";


	if ( 0 === SpriteMe.bgImageCntr ) {
		sHtml += '<div style="font-size: 12px; font-weight: bold; margin-top: 8px; color: #C00;">No CSS background images were found. Nothing to sprite!</div>';
	}

	sHtml = 
	'<div id=spritemetitlebar class=spritemetitlebar>' +
	'<a href="javascript:SpriteMe.toggleMin(1)" title="minimize"><img border=0 src="http://spriteme.org/images/minimize-10x11-t.png"></a>' +
	'<a href="javascript:SpriteMe.closeSpriteMe()" style="padding-left: 4px;" title="close"><img border=0 src="http://spriteme.org/images/close-10x11-t.png"></a>' + 
	'</div>' +
	'<div style="padding: 2px 8px 0 8px;">' +
	'<div style="float: right; text-align: right; margin-bottom: 4px; padding: 2px 0 2px 0; background: transparent;">' +
	'<nobr><a class=spritemebuttonlink href="javascript:SpriteMe.makeAll()" style="color: white;" title="create all suggested sprites">make all</a>' +
	'&nbsp;&nbsp;<a class=spritemebuttonlink href="javascript:SpriteMe.customSprite()" style="color: white;" title="create your own sprite">new sprite</a>' +
	'&nbsp;&nbsp;<a class=spritemebuttonlink href="javascript:SpriteMe.toggleAll()" style="color: white;" title="expand/collapse all lists of elements">toggle all</a>' +
	'&nbsp;&nbsp;<a href="http://spriteme.org/faq.php" target="_blank"><img style="background: #F1E7F1; vertical-align: bottom;" border=0 width=15 height=16 src="http://spriteme.org/images/help-15x16-transp.gif"></nobr></a>' + 
	'</div>' +
	'<div style="margin-bottom: 6px; background: transparent;">' +
	'<a title="SpriteMe home" href="http://spriteme.org/" target="_blank" style="background: transparent;"><img src="http://spriteme.org/images/logo-16x16.png" border=0 width=16 height=16></a>' +
	'&nbsp;<a title="SpriteMe home" class=spritemehoverlink href="http://spriteme.org/" target="_blank" style="font-size: 2em; color: #404; font-weight: bold; background: transparent;">SpriteMe</a></div>' + 
	SpriteMe.prettySavings() +
	sHtml + 
	'</div>';

	// It's tricky to add an inline style block to the head.
	var sStyle =
	    ".spritemepanel, .spritememin, .spritemepanel * { color: #000; background: #F1E7F1; margin: 0; padding: 0; font-family: Arial,Helvetica; font-size: 8pt; text-align: left; line-height: normal; font-weight: normal; }\n" + 
	    ".spritemetitlebar { background: #202; padding: 2px; text-align: right; }\n" +
	    ".spritemetitlebar:hover { cursor: move; }\n" +
	    ".spritemetitlebar A, .spritemetitlebar IMG { background: transparent; text-decoration: none; }\n" +
	    ".spritemespritediv { border: 2px solid #CAC; margin-bottom: 8px; padding: 4px; background: white; }\n" +
	    ".spritemespritediv * { background: white; }\n" +
	    ".spritemeimagediv { color: #FFF; background: black; margin: 0; padding: 0; font-family: Arial,Helvetica; font-size: 8pt; text-align: left; line-height: normal; }\n" +
	    ".spritemepanel A, .spritememin, .spritemeimagediv A { text-decoration: underline; color: #00C; border: 0; }\n" +
	    ".spritemepanel H1 { font-weight: bold; font-size: 1.2em; margin-top: 16px; margin-bottom: 4px; }\n" +
	    "#spritemesavings { border-spacing: 8pt 2pt; width: auto; border-collapse: separate; }\n" +
	    ".spritemesavings TH { text-align: center; font-weight: bold; padding: 0 2px 0 2px; border: 0; }\n" +
	    ".spritemesavings TD { text-align: right; border: 0; }\n" +
	    "TD.spritemenum { text-align: right; padding: 0 4px 0 4px; background: #FFF; border: 1px solid #CCC; }\n" +
	    "DIV.spritemeemptybgimage { border: 1px dotted #FFF; list-style: none; line-height: 2px; }\n" +
	    "DIV.spritemebgimage { background: #FFF; cursor: move; border: 1px dotted #FFF; list-style: none; }\n" +
	    "DIV.spritemebgimage:hover { border-color: #333; }\n" +
	    ".spritemebgimage * { background: transparent; }\n" +
	    "#spritemeunsprited .spritemebgimage { margin-bottom: 8px; }\n" +
	    "DIV.spritemeelem { margin-bottom: 4px; list-style: none; }\n" +
	    "A.spritemeelemhighlight { background: #EEE; color: #404; text-decoration: none; padding: 0 2px 0 2px; line-height: 70%; border: 1px dotted #999; }\n" +
	    "A.spritemeelemhighlight:hover { background: #EA3; border: 1px solid red; }\n" +
	    "A.spritemeelemselected { background: #EA3; color: #404; text-decoration: none; padding: 0 2px 0 2px; line-height: 70%; border: 2px solid red; }\n" +
	    "A.spritemebuttonlink { padding: 0 4px 0 4px; border: 2px ridge #B0B; text-decoration: none; color: white; background: #404; }\n" +
	    "A.spritemebuttonlink:hover { border-color: #404; background: #B0B; }\n" +
	    "A.spritemehoverlink { text-decoration: none; }\n" +
	    "A.spritemehoverlink:hover { text-decoration: underline; }\n" +
	    ".spritemeimagecount { background: white; border: 1px solid black; padding: 0 4px 0 4px; font-weight: bold;}\n" + 
	    "";
	var spritemestyle = ( -1 != navigator.userAgent.indexOf('MSIE') ? SpriteMe.doc.createStyleSheet() : SpriteMe.doc.createElement('style') );
	spritemestyle[ ( -1 != navigator.userAgent.indexOf('MSIE') ? 'cssText' : ( -1 != navigator.userAgent.indexOf('WebKit') ? 'innerText' : 'innerHTML' ) ) ] = sStyle;
	if ( -1 == navigator.userAgent.indexOf('MSIE') ) {
		SpriteMe.doc.getElementsByTagName('head')[0].appendChild(spritemestyle);
	}

	var spritemepanel = SpriteMe.doc.createElement('div');
	spritemepanel.id = "spritemepanel";
	spritemepanel.className = "spritemepanel";
	spritemepanel.innerHTML = sHtml;
	spritemepanel.style.cssText = 
	    "position: absolute; right: 10px; top: 40px; width: 400px; border: 2px solid #000; padding: 0; z-index: 12800; background: #F1E7F1;";
	SpriteMe.doc.body.appendChild(spritemepanel);

	SpriteMe.enableDnD();
	SpriteMe.stopSpinner();
	SpriteMe.dprint(8, "0% 0% = " + SpriteMe.bgposZeroZero + "/" + SpriteMe.bgposTotal);
	SpriteMe.nSpritesBefore = SpriteMe.spriteCntr;

	if ( "function" === typeof(SpriteMe_autospriteCallback) ) {
		SpriteMe.autoSprite();
	}
};


SpriteMe.enableDnD = function() {
	$('#spritemepanel').sortable({
		opacity: 0.4,
		stop: function(event, ui) { SpriteMe.handleDrop(ui.item); },
		items: '.spritemesortable',
        axis : 'y'
      });

	$('#spritemepanel').draggable({handle: '#spritemetitlebar'});
};


SpriteMe.handleDrop = function(item) {
	var bgImage = SpriteMe.getBgImage(item.context.id);
	if ( bgImage ) {
		var spriteObj = SpriteMe.aSprites[bgImage.iSprite-1];
		// This is a little hacky: Rather than deal with drag&drop handlers, we update
		// the sprite's bgImage array based on the sortable HTML elements it contains.
		// See SpriteMe.requestSprite().
	}
};


SpriteMe.doneFetching = function() {
	for ( var imageUrl in SpriteMe.hBgImages ) {
		if ( SpriteMe.hBgImages.hasOwnProperty(imageUrl) ) {
			var bgImage = SpriteMe.hBgImages[imageUrl];
			if ( !bgImage.width && !bgImage.bError ) {
				return false;
			}
		}
	}

	return true;
};


SpriteMe.toggleMin = function(bMinify) {
	var spritemepanel = SpriteMe.doc.getElementById('spritemepanel');
	if ( spritemepanel ) {
		if ( bMinify ) {
			spritemepanel.style.display = "none";
			var spritemeimagediv = SpriteMe.doc.getElementById('spritemeimagediv');
			if ( spritemeimagediv ) {
				spritemeimagediv.style.display = "none";
			}

			var spritememin = SpriteMe.doc.getElementById('spritememin');
			if ( ! spritememin ) {
				spritememin = SpriteMe.doc.createElement('div');
				spritememin.innerHTML = "<a title='display the SpriteMe panel' style='color: #FFF; font-weight: bold; font-size: 1.3em;' href='javascript:SpriteMe.toggleMin(0)'>SpriteMe</a>";
				spritememin.id = "spritememin";
				spritememin.className = "spritememin";
				spritememin.style.cssText = 
					"position: absolute; right: 10px; top: 40px; width: 80px; border: 2px solid #404; padding: 4px 8px 4px 8px; z-index: 12801; background: #606; text-align: center; color: #FFF; opacity: 0.6; -moz-opacity: 0.6; filter: alpha(opacity=60);";
				SpriteMe.doc.body.appendChild(spritememin);
			}
			else {
				spritememin.style.display = "block";
			}
		}
		else {
			SpriteMe.doc.getElementById('spritememin').style.display = "none";

			spritemepanel.style.display = "block";
			var spritemeimagediv = SpriteMe.doc.getElementById('spritemeimagediv');
			if ( spritemeimagediv ) {
				spritemeimagediv.style.display = "block";
			}
		}
	}
};


SpriteMe.closeSpriteMe = function() {
	SpriteMe.closeImage();
	SpriteMe.elemUnhighlight();

	var spritemepanel = SpriteMe.doc.getElementById('spritemepanel');
	if ( spritemepanel ) {
		SpriteMe.doc.body.removeChild(spritemepanel);
	}
};


SpriteMe.closeImage = function() {
	var spritemeimagediv = SpriteMe.doc.getElementById('spritemeimagediv');
	if ( spritemeimagediv ) {
		SpriteMe.doc.body.removeChild(spritemeimagediv);
	}
};


SpriteMe.doHover = function(imageUrl) {
	var spritemeimagediv = SpriteMe.doc.getElementById('spritemeimagediv');
	if ( ! spritemeimagediv ) {
		spritemeimagediv = SpriteMe.doc.createElement('div');
		spritemeimagediv.id = "spritemeimagediv";
		spritemeimagediv.className = "spritemeimagediv";
		spritemeimagediv.style.cssText = 
			"position: absolute; right: 450px; top: 40px; border: 2px solid #444; padding: 2px 4px 4px 4px; z-index: 12801;";
		SpriteMe.doc.body.appendChild(spritemeimagediv);
	}

	if ( spritemeimagediv.src != imageUrl ) {
		spritemeimagediv.style.display = "none";
		spritemeimagediv.src = imageUrl;
		spritemeimagediv.innerHTML = '<div style="text-align: right; margin-bottom: 4px; font-size: 8pt;"><a class=spritemebuttonlink style="color: white;" href="javascript:SpriteMe.closeImage()">close</a></div><img style="background: url(http://spriteme.org/images/hash-bg.gif) repeat;" src="' + imageUrl + '">';
		spritemeimagediv.style.top = ( ( -1 != navigator.userAgent.indexOf('MSIE') ? SpriteMe.doc.body.scrollTop : window.scrollY ) + 40) + 'px';
		spritemeimagediv.style.display = "block";
	}
};


SpriteMe.requestSprite = function(iSprite) {
	// This is a little hacky: Rather than deal with drag&drop handlers, we update
	// the sprite's bgImage array based on the sortable HTML elements it contains.
	var spriteObj = SpriteMe.aSprites[iSprite];
	if ( !spriteObj ) {
		SpriteMe.dprint(0, "ERROR: SpriteMe.requestSprite - couldn't find sprite #" + iSprite);
		return;
	}

	spriteObj.updateBgImages(); // update any drag&drop bg images

	if ( 0 == spriteObj.bgImages.length ) {
		alert("Drag some images into this sprite before making it.");
		return;
	}

	var sJson = sPrevJson = "";
	var iLeft = iTop = 0;
	var iTotalHeight = iTotalWidth = 0;
	for ( var i = 0; i < spriteObj.bgImages.length; i++ ) {
		var bgImage = spriteObj.bgImages[i];
		iTop = ( spriteObj.bVertical ? iTop + bgImage.marginTop : bgImage.marginTop );
		iLeft = ( !spriteObj.bVertical ? iLeft + bgImage.marginLeft : bgImage.marginLeft );
		sJson += ( sJson ? ', ' : '' ) + '{"url":"' + bgImage.url + '", "top":' + iTop + ', "left":' + iLeft + '}';
		bgImage.spriteTop = iTop;
		bgImage.spriteLeft = iLeft;
		if ( spriteObj.bVertical ) {
			if ( "undefined" === typeof(bgImage.resizeWidth) ) {
				iTotalWidth = ( iTotalWidth < bgImage.width+bgImage.marginLeft+bgImage.marginRight ? 
								bgImage.width+bgImage.marginLeft+bgImage.marginRight : iTotalWidth );
			}
			else {
				var nRepeats = parseInt(bgImage.resizeWidth/bgImage.width);
				for ( var nr = 0; nr < nRepeats; nr++ ) {
					sJson += ', {"url":"' + bgImage.url + '", "top":' + iTop + ', "left":' + (iLeft+((nr+1)*bgImage.width)) + '}';
				}
				iTotalWidth = ( iTotalWidth < bgImage.resizeWidth+bgImage.marginLeft+bgImage.marginRight ? 
								bgImage.resizeWidth+bgImage.marginLeft+bgImage.marginRight : iTotalWidth );
			}
			iTop += bgImage.height + bgImage.marginBottom;
			iTotalHeight = iTop;
			iLeft = iLeft;
		}
		else { // horizontal
			iLeft += bgImage.width + bgImage.marginRight;
			iTotalWidth = iLeft;
			iTop = iTop;
			iTotalHeight = ( iTotalHeight < bgImage.height+bgImage.marginTop+bgImage.marginBottom ? 
							 bgImage.height+bgImage.marginTop+bgImage.marginBottom : iTotalHeight );
		}
		if ( 3500 < sJson.length ) {
			sJson = sPrevJson;
			alert("Not all of the images can be combined into one sprite because the image URLs are too long."); // bug #30
			break;
		}
		sPrevJson = sJson;
	}

	if ( sJson ) {
		coolRunnings = undefined;
		SpriteMe.closeImage();
		SpriteMe.elemUnhighlight();  // need to do this so the element's size is normal when injecting the sprite image
		sJson = '{"canvas": {"name":"' + spriteObj.filename + '", "height":' + iTotalHeight + ',"width":' + iTotalWidth + ', "background-color":"' + spriteObj.bgColor + '","comments":"normally"},"images":[' + sJson + ']}';
		var makeUrl = "http://jaredhirsch.com/coolrunnings/index.php?t=" + Number(new Date()) + "&format=json&absolute=" + sJson;
		var domscript = SpriteMe.doc.createElement('script');
		domscript.src = makeUrl;
		domscript.onloadDone = false;
		domscript.onload = function() { 
			if ( !domscript.onloadDone ) {
				domscript.onloadDone = true;
				SpriteMe.handleSprite(spriteObj);
			}
		}
		domscript.onreadystatechange = function() { 
			if ( "loaded" === domscript.readyState && ! domscript.onloadDone ) {
				domscript.onloadDone = true; 
				SpriteMe.handleSprite(spriteObj);
			}
		}
		domscript.onerror = function() { 
			SpriteMe.abortSprite();
			if ( "function" != typeof(SpriteMe_autospriteCallback) ) {
				alert("An error occurred trying to create the sprite image.");
			}
		}
		SpriteMe.showSpinner();
		SpriteMe.doc.body.appendChild(domscript);
	}
};


SpriteMe.makeAll = function() {
	SpriteMe_autospriteCallback = function() {};
	SpriteMe.autoSprite();
};


// Display a sprite container where the user can create their own custom sprite via D&D.
SpriteMe.customSprite = function() {
	var spriteObj = new SpriteMe.Sprite("new sprite <span style='color: #888; font-weight: normal;'>(drag&amp;drop here)</span>", undefined);

	var container = SpriteMe.doc.createElement("div");
	container.id = spriteObj.id;
	container.className = "spritemespritediv";

	var header = SpriteMe.doc.getElementById("spritemesuggestedheader");
	if ( header ) {
		header.parentNode.insertBefore(container, header.nextSibling);
		setTimeout(function() { spriteObj.getHtml(true, false); }, 50);
	}
};


SpriteMe.abortSprite = function() {
	SpriteMe.bAbortSprite = true;
	SpriteMe.stopSpinner();
};


SpriteMe.handleSprite = function(spriteObj) {
	if ( SpriteMe.bAbortSprite ) {
		SpriteMe.bAbortSprite = false;
		return;
	}

	if ( "undefined" === typeof(coolRunnings) ) {
		SpriteMe.dprint(1, "request to coolRunnings failed");
		return;
	}

	SpriteMe.stopSpinner();
	spriteObj.spritify(coolRunnings.url, coolRunnings.spriteWidth, coolRunnings.spriteHeight, coolRunnings.inputSize, coolRunnings.outputSize);
	spriteObj.getHtml(true, true);
	SpriteMe.nCreatedSprites++;
	
	if ( "function" === typeof(SpriteMe_autospriteCallback) ) {
		SpriteMe.autoSprite();
	}
};


SpriteMe.toggleImage = function(imageUrl, bSelect) {
	SpriteMe.hBgImages[imageUrl].checked = bSelect;
};


SpriteMe.toggleAll = function() {
	for ( var imageUrl in SpriteMe.hBgImages ) {
		if ( SpriteMe.hBgImages.hasOwnProperty(imageUrl) ) {
			var bgImage = SpriteMe.hBgImages[imageUrl];
			SpriteMe.toggleExpand(bgImage.id + "tog", bgImage.id + "elems", SpriteMe.bToggleAll);
		}
	}

	SpriteMe.bToggleAll = !SpriteMe.bToggleAll;
};


// togId - this is an anchor element whose innerHTML is the plus or minus image
// divId - this is the div that we're going to show and hide
// bExpand - explicitly say whether to expand or collapse, ow toggle the current state
SpriteMe.toggleExpand = function(togId, divId, bExpand) {
	//SpriteMe.dprint(9, "toggleExpand: togId = " + togId + ", divId = " + divId);
	var divElem = SpriteMe.doc.getElementById(divId);
	if ( divElem ) {
		if ( "undefined" === typeof(bExpand) ) {
			bExpand = ( "none" === divElem.style.display );
		}

		if ( bExpand ) {
			divElem.style.display = "block";
			SpriteMe.doc.getElementById(togId).innerHTML = "<img border=0 width=9 height=9 src='http://spriteme.org/images/minus-9x9.png'>";
		}
		else {
			divElem.style.display = "none";
			SpriteMe.doc.getElementById(togId).innerHTML = "<img border=0 width=9 height=9 src='http://spriteme.org/images/plus-9x9.png'>";
		}
	}
};


// TODO - Create an "element" object that encapsulates this logic. It should have an "element" data member that points to the DOM element.
SpriteMe.elemHighlight = function(imageUrl, iElem) {
	var bgImage = SpriteMe.hBgImages[imageUrl];
	if ( bgImage ) {
		var imgElem = bgImage.imgElements[iElem];
		if ( imgElem ) {
			imgElem.elem.style.border = "2px solid red";
			if ( imgElem.elem != SpriteMe.prevElemHighlight ) {
				SpriteMe.elemUnhighlight();
				SpriteMe.prevElemHighlight = imgElem.elem;
			}
		}
	}
};


SpriteMe.elemUnhighlight = function() {
	if ( SpriteMe.prevElemHighlight && SpriteMe.prevElemHighlight != SpriteMe.prevElemSelect ) {
		SpriteMe.prevElemHighlight.style.border = "";
		SpriteMe.prevElemHighlight = undefined;
	}
};


SpriteMe.elemSelect = function(imageUrl, iElem, anchorId) {
	var bgImage = SpriteMe.hBgImages[imageUrl];
	if ( bgImage ) {
		var elem = bgImage.imgElements[iElem].elem;
		var elemAnchor = SpriteMe.doc.getElementById(anchorId);
		if ( elem && elemAnchor ) {
			var bSelect = ( -1 == elemAnchor.style.borderWidth.indexOf("2") );
			if ( SpriteMe.prevElemSelect ) {
				SpriteMe.prevElemSelect.style.border = "";  // TODO - What if the original element had a border?!?!
			}
			if ( SpriteMe.prevElemAnchorSelect ) {
				SpriteMe.prevElemAnchorSelect.style.borderColor = "";
				SpriteMe.prevElemAnchorSelect.style.borderStyle = "";
				SpriteMe.prevElemAnchorSelect.style.borderWidth = "";
				SpriteMe.prevElemAnchorSelect.style.backgroundColor = "";
				SpriteMe.prevElemSelect = undefined;
				SpriteMe.prevElemAnchorSelect = undefined;
			}

			if ( bSelect ) {
				// select it
				elemAnchor.style.borderColor = "red";
				elemAnchor.style.borderStyle = "solid";
				elemAnchor.style.borderWidth = "2px";
				elemAnchor.style.backgroundColor = "#EA3";
				SpriteMe.prevElemSelect = elem;
				SpriteMe.prevElemAnchorSelect = elemAnchor;
				SpriteMe.scrollToElement(elem);
				SpriteMe.inspectElement(elem);
			}
			else {
				SpriteMe.inspectElement(elem, true);
			}
		}
	}
};


SpriteMe.inspectElement = function(elem, bClear) {
	if ( "undefined" != typeof( _firebug ) ) {
		alert("You must close Firebug (the Firefox add-on) if you want to use Firebug Lite. Alternatively, right-click on the highlighted DOM element to inspect it in Firebug.");
		return;
	}

	if ( "undefined" === typeof(SpriteMe.bFirebugInspect) ) {
		SpriteMe.bFirebugInspect = confirm("Do you want to inspect elements in Firebug Lite?");
	}

	if ( SpriteMe.bFirebugInspect ) {
		if ( "undefined" === typeof(SpriteMe.bFirebugLoaded) ) {
			SpriteMe.bFirebugLoaded = true;
			SpriteMe.firebugRetryCount = 0;
			var firebugscript = SpriteMe.doc.createElement('script');
			//firebugscript.src = "http://getfirebug.com/releases/lite/1.2/firebug-lite-compressed.js";
			firebugscript.src = "http://fbug.googlecode.com/svn/lite/branches/firebug1.2/firebug-lite-compressed.js";
			SpriteMe.doc.getElementsByTagName('head')[0].appendChild(firebugscript);
		}

		if ( "undefined" === typeof(firebug) ) {
			if ( SpriteMe.firebugRetryCount < 20 ) {
				setTimeout(function() { SpriteMe.inspectElement(elem); }, 500);
			}
			else {
				alert("Firebug Lite failed to load.");
			}
			return;
		}

		if ( "undefined" === typeof(SpriteMe.bFirebugInitted) ) {
			SpriteMe.bFirebugInitted = true;
			firebug.init();
		}

		if ( bClear ) {
			firebug.win.hide();
			firebug.d.html.highlight(elem, true);
		}
		else {
			firebug.win.show();
			firebug.d.html.inspect(elem);
			firebug.d.html.highlight(elem);
		}
	}
};


SpriteMe.showSpinner = function() {
	SpriteMe.spinner = SpriteMe.doc.createElement('div');

	var spritemepanel = SpriteMe.doc.getElementById('spritemepanel');
	var width, height;
	if ( spritemepanel ) {
		spritemepanel.appendChild(SpriteMe.spinner);
		width = spritemepanel.offsetWidth-4;
		height = spritemepanel.offsetHeight-4;
	}
	else {
		SpriteMe.spinner.style.cssText = "position: absolute; right: 10px; top: 40px; width: 400px; height: 200px; border: 2px solid #000; z-index: 12800; background: #F1E7F1;";
		SpriteMe.doc.body.appendChild(SpriteMe.spinner);
		width = 400;
		height = 200;
	}

	SpriteMe.spinner.innerHTML = 
	    '<div style="position: absolute; z-index: 12801; left: 0; top: 0; background: white;' +
	    'width: ' + width + 'px; height: ' + height + 'px;' + 
	    ' opacity: 0.7; -moz-opacity: 0.7; filter: alpha(opacity=70);">&nbsp;</div>' + 
	    '<div style="position: absolute; z-index: 12801; left: 0; top: 0; text-align: center; padding-top: 60px;' +
	    ' background: transparent; width: ' + width + 'px;">' +
	    '<img src="http://spriteme.org/images/spinner.gif" width=35 height=35 style="margin-top: 20px; background: transparent;">' +
	    ( spritemepanel ? '<br><br><a class=spritemebuttonlink href="javascript:SpriteMe.abortSprite()">Cancel</a>' : '<br><br>finding images...' ) +
	    '</div></div>';
};


SpriteMe.stopSpinner = function() {
	SpriteMe.spinner.style.display = "none";
};


SpriteMe.getStyleAndUrl = function(elem, prop, bGetUrl) {
	var val = "";

	if ( elem.currentStyle ) {
		val = elem.currentStyle[prop];
	}

	if ( elem.ownerDocument && elem.ownerDocument.defaultView && SpriteMe.doc.defaultView.getComputedStyle ) {
		var style = elem.ownerDocument.defaultView.getComputedStyle(elem, "");
		if ( style ) {
			val = style[prop];
		}
	}

	if ( !bGetUrl ) {
		return val;
	}

	if ( "string" != typeof(val) || 0 !== val.indexOf('url(') ) {
		return false;
	}

	val = val.replace(/url\(/, "");
	val = val.substr(0, val.length - 1);
	if ( 0 === val.indexOf('"') ) {
		val = val.substr(1, val.length - 2);
	}

	return val;
};


SpriteMe.setStyleAndUrl = function(elem, prop, val, bSetUrl) {
	if ( bSetUrl ) {
		val = "url('" + val + "')";
	}

	// TODO - opacity for IE is tricky
	if ( "float" === prop ) {
		prop = ( -1 != navigator.userAgent.indexOf('MSIE') ? "styleFloat" : "cssFloat" );
	}

	elem.style[prop] = val;
};


SpriteMe.shortenUrl = function(url) {
	if ( 60 < url.length ) {
		if ( url.match(/(http.*\/\/.*?\/.*?\/).*(\/.*?)$/) ) {
			url = RegExp.$1 + "..." + RegExp.$2;
			if ( 60 < url.length ) {
				if ( url.match(/(http.*\/\/.*?\/).*(\/.*?)$/) ) {
					url = RegExp.$1 + "..." + RegExp.$2;
				}
			}
		}
	}

	return url;
};


SpriteMe.getBgImage = function(id) {
	for ( var imageUrl in SpriteMe.hBgImages ) {
		if ( SpriteMe.hBgImages.hasOwnProperty(imageUrl) ) {
			var bgImage = SpriteMe.hBgImages[imageUrl];
			if ( id == bgImage.id ) {
				return bgImage;
			}
		}
	}

	return undefined;
};


// There are some images we want to ignore, like Firebug Lite.
SpriteMe.skipImage = function(imageUrl) {
	if ( 0 === imageUrl.indexOf("http://getfirebug.com/releases/lite/") ) {
		return true;
	}

	if ( 0 === imageUrl.indexOf("http://fbug.googlecode.com/svn/lite/branches/") ) {
		return true;
	}

	return false;
};


SpriteMe.scrollToElement = function(elem) {
	SpriteMe.dprint(9, "scrollToElement: enter");
	var y = 0;
	var elemOrig = elem;
	while ( elem && "undefined" != typeof(elem.offsetTop) ) {
		y += elem.offsetTop;
		elem = elem.offsetParent;
	}
	y += elemOrig.offsetHeight;

	// Don't scroll if it's above the fold.
	// TODO - Really, we want to check if it's currently in view, so need to check current scrollX and scrollY.
	var windowHeight = ( window.innerHeight ? window.innerHeight : ( SpriteMe.doc.documentElement ? SpriteMe.doc.documentElement.clientHeight : ( SpriteMe.doc.body ? SpriteMe.doc.body.clientHeight : 0 ) ) );
	y = ( y-40 > windowHeight ? y-40 : 0 );

	SpriteMe.dprint(8, "scrollToElement: y = " + y + ", windowHeight = " + windowHeight);
	window.scroll(0, y);
};


// 1 - critical messages
// 5 - warnings
// 8 - status messages
// 9 - log (detailed) messages
SpriteMe.dprintLevel = 0; // set this to 10 to see all messages
SpriteMe.bDprintAlert = undefined;

SpriteMe.dprint = function(level, msg) {
	if ( level <= SpriteMe.dprintLevel ) {
		if ( "undefined" !== typeof(console) && "undefined" != typeof(console.log) ) {
			console.log("SpriteMe: " + msg);
		}
		else {
			if ( "undefined" === typeof(SpriteMe.bDprintAlert) ) {
				SpriteMe.bDprintAlert = confirm("There is no console for printing debug messages. Do you want them to appear in alert dialogs?");
			}

			if ( SpriteMe.bDprintAlert ) {
				alert(msg);
			}
		}
	}
};


// Round off bytes to K.
SpriteMe.prettySize = function(bytes, bOnePlace) {
	if ( bOnePlace ) {
		return parseInt( (bytes+50)/100 )/10;
	}
	else {
		return parseInt( (bytes+500)/1000 );
	}
};

// based on http://jsfromhell.com/math/mmc
SpriteMe.lcm = function(aInts) {
	var tmpInts = [];
	tmpInts = tmpInts.concat(aInts);
	for ( var i, j, n, d, lcm = 1; ( n = tmpInts.pop( )) != undefined; ) {
		while( n > 1 ) {
			if ( n % 2 ) {
				for ( i = 3, j = Math.floor(Math.sqrt(n)); i <= j && n % i; i += 2 );
				d = i <= j ? i : n;
			}
			else {
				d = 2;
			}
			for( n /= d, lcm *= d, i = tmpInts.length; i; !(tmpInts[--i] % d) && (tmpInts[i] /= d) == 1 && tmpInts.splice(i, 1) );
		}
	}

	return lcm;
};

SpriteMe.getElementsByTagAndClass = function(tag, classname, text, parent) {
	parent = parent || SpriteMe.doc;
	var aElems = parent.getElementsByTagName(tag);

	var aResults = [];
	for ( var i = 0, len = aElems.length; i < len; i++ ) {
		var elem = aElems[i];
		if ( classname == elem.className ) {
			if ( "undefined" != typeof(text) && text != elem.innerHTML ) {
				continue;
			}
			aResults[aResults.length] = elem;
		}
	}

	return aResults;
};


SpriteMe.autoSprite = function(iTry) {
	SpriteMe.dprint(9, "SpriteMe.autoSprite - enter, iTry = " + iTry);

	var spritemepanel = SpriteMe.doc.getElementById('spritemepanel');
	iTry = ( "undefined" === typeof(iTry) ? 1 : iTry );
	if ( !spritemepanel && iTry < 10 ) {
		setTimeout("SpriteMe.autoSprite(" + (iTry+1) + ")", 1000);
		return;
	}

	// See if there are any more "make sprite" links to execute.
	var aLinks = SpriteMe.getElementsByTagAndClass('a', 'spritemebuttonlink', 'make sprite', spritemepanel);
	var iLink = -1;
	for ( var i = 0, len = aLinks.length; i < len; i++ ) {
		if ( "undefined" === typeof(aLinks[i].autosprited) ) {
			iLink = i;
			break;
		}
	}

	if ( -1 === iLink ) {
		SpriteMe_autospriteCallback();
	}
	else {
		aLinks[iLink].autosprited = true; // TODO - change this to not modify the DOM element
		eval(aLinks[iLink].href.replace("javascript:", ""));
	}
};


SpriteMe.prettySavings = function(bUpdate) {
	SpriteMe.dprint(9, "SpriteMe.prettySavings: enter");

	var sSavings = "";

	if ( 0 < SpriteMe.savedImages ) {
		sSavings +=
			SpriteMe.savedImages + " request" + ( 1 === SpriteMe.savedImages ? "" : "s" ) + " eliminated, " +
			( 0 === SpriteMe.prettySize(SpriteMe.savedSize) ? "size unchanged" :
			  ( 0 < SpriteMe.savedSize ? 
				"size reduced by " + SpriteMe.prettySize(SpriteMe.savedSize) + "K" :
				"size increased by " + SpriteMe.prettySize((-1)*SpriteMe.savedSize) + "K" ) );
	}
	else if ( 0 < SpriteMe.suggestedSpriteCntr ) {
		sSavings += SpriteMe.suggestedSpriteCntr + " sprite suggestions";
	}
	else if ( 0 === SpriteMe.suggestedSpriteCntr ) {
		sSavings += "no sprite suggestions";
	}

	sSavings += "<a id=spritemeshare href='javascript:SpriteMe.shareSavings()' style='color: #404; margin-left: 8px;'>share your savings</a>";

	if ( bUpdate ) {
		// Replace the HTML in an existing container.
		var container = SpriteMe.doc.getElementById("spritemesavings");
		if ( container ) {
			container.innerHTML = sSavings;
		}
		else {
			SpriteMe.dprint(0, "Error: SpriteMe.prettySavings - couldn't find container for id = spritemesavings");
		}
	}
	else {
		// Otherwise, return HTML that includes the wrapping container.
		sSavings = "<div id=spritemesavings style='margin-bottom: 4px;'>" + sSavings + "</div>\n";
	}

	return sSavings;
};


SpriteMe.fetchDomScript = function(url, callback) {
	var domscript = SpriteMe.doc.createElement('script');
	domscript.src = url;

	if ( "function" === typeof(callback) ) {
		domscript.onload = function() { 
			if ( !domscript.onloadDone ) {
				domscript.onloadDone = true; 
				callback(); 
			}
		};
		domscript.onreadystatechange = function() { 
			if ( "loaded" === domscript.readyState && !domscript.onloadDone ) {
				domscript.onloadDone = true; 
				callback();
			}
		}
	}


	SpriteMe.doc.body.appendChild(domscript);
};


SpriteMe.shareSavings = function() {
	new Image().src = "http://spriteme.org/results.php?url=" + escape(SpriteMe.doc.location.href) +
	"&ib=" + SpriteMe.nBgImagesBefore + 
	"&id=" + SpriteMe.savedImages + 
	"&sb=" + SpriteMe.nSizeBefore + 
	"&sd=" + SpriteMe.savedSize +
	"&tb=" + SpriteMe.nSpritesBefore + 
	"&tc=" + SpriteMe.nCreatedSprites + 
	"";

	var shareLink = SpriteMe.doc.getElementById('spritemeshare');
	if ( shareLink ) {
		shareLink.innerHTML = "<a href='http://spriteme.org/results.php' target='_blank' style='color: #404;'>shared</a>";
	}
};


SpriteMe.autoSpriteCallback = function() {
	//SpriteMe.shareSavings();
	return;
};

// UNcomment this line to automatically sprite as much as possible in the page.
//SpriteMe_autospriteCallback = SpriteMe.autoSpriteCallback;






////////////////////////////////////////////////////////////////////////////////
//
// Sprite object
//
////////////////////////////////////////////////////////////////////////////////
SpriteMe.Sprite = function(title, bgImages) {
	this.title = title;
	this.bgImages = [];
	this.bVertical = true;
	this.bgColor = "none";
	this.bRepeatX = false;
	this.bRepeatY = false;
	this.short = false;
	this.url = undefined; // sprite URL

	SpriteMe.aSprites[SpriteMe.aSprites.length] = this;
	this.iSprite = SpriteMe.aSprites.length; // NOTE: this is 1 greater than the index in SpriteMe.aSprites!!!
	this.id = "spritemesprite" + this.iSprite;
	this.filename = "spriteme" + this.iSprite; // do NOT add ".png"

	if ( bgImages && 0 < bgImages.length ) {
		this.bgImages = bgImages;
		this.gatherSpriteData();
	}
};


SpriteMe.Sprite.prototype = {
	getHtml: function(bUpdate, bHideMake) {
		var sHtml = 
	    "<div style='margin-bottom: 4px;'>" + 
	    ( bHideMake ? "" : "<a class=spritemebuttonlink style='color: #FFF; float: right;' href='javascript:SpriteMe.requestSprite(" + (this.iSprite-1) + ")'>make sprite</a>" ) +
	    "<span style='font-size: 12px; font-weight: bold;'>" +
	    "<a id=" + this.id + "tog style='border: 0px solid #000; background: #FFF; color: #000; text-decoration: none; line-height: 40%; padding: 0 2px 0 2px;' href='javascript:SpriteMe.toggleExpand(\"" + this.id + "tog\", \"" + this.id + "images\")'><img border=0 width=9 height=9 src='http://spriteme.org/images/minus-9x9.png'></a>&nbsp;" +
	    this.title + "</span>" +
	    "</div>\n" + 
	    "<div id=" + this.id + "images style='margin-left: 10px; padding-bottom: 2px; left: 0; '>\n";

		for ( var i = 0; i < this.bgImages.length; i++ ) {
			var bgImage = this.bgImages[i];
			sHtml += bgImage.getHtml();
			bgImage.bUsed = true; // it's weird to hide this here
		}

		sHtml += 
		    "<div class=spritemesortable style='line-height: 2px;'>&nbsp;</div>\n" +
		    "<div class=spritemesortable style='line-height: 2px;'>&nbsp;</div>\n" +
		    "</div>\n";

		if ( bUpdate ) {
			// Replace the HTML in an existing container.
			var container = SpriteMe.doc.getElementById(this.id);
			if ( container ) {
				container.innerHTML = sHtml;
			}
			else {
				SpriteMe.dprint(0, "Error: SpriteMe.Sprite.getHtml - couldn't find container for id = " + this.id);
			}
		}
		else {
			// Otherwise, return HTML that includes the wrapping container.
			sHtml = "<div id=" + this.id + " class=spritemespritediv>" + sHtml + "</div>";
		}

		return sHtml;
	},

	// Topmost handler for turning a sprite with multiple bg images into a sprited sprite
	spritify: function(spriteUrl, width, height, sizeBefore, sizeAfter) { // Sprite object
		this.spriteUrl = spriteUrl;

		SpriteMe.savedImages += this.bgImages.length - 1;
		SpriteMe.nSizeBefore += sizeBefore;
		SpriteMe.savedSize += sizeBefore - sizeAfter;
		SpriteMe.dprint(8, "id = " + SpriteMe.savedImages + ", sd = " + SpriteMe.savedSize);

		// Create a new BgImage for the sprited image.
		var spriteBgImage = new SpriteMe.BgImage(this.spriteUrl); // this starts downloading the image to get width and height
		spriteBgImage.width = width;
		spriteBgImage.height = height;
		spriteBgImage.size = sizeAfter;

		// Change all the elements using the old bg images to use the new sprite image.
		for ( var i = 0; i < this.bgImages.length; i++ ) {
			var bgImage = this.bgImages[i];
			for ( var j = 0, len = bgImage.imgElements.length; j < len; j++ ) {
				var imgElem = bgImage.imgElements[j];
				imgElem.spritify(this.spriteUrl, bgImage);
				spriteBgImage.imgElements[spriteBgImage.imgElements.length] = imgElem; // add this element to the new sprite image object
			}
		}
		spriteBgImage.getDataFromElements(); // update all the elements' info (repeat, etc.)
		this.bgImages = [ spriteBgImage ];

		SpriteMe.prettySavings(true);
	},

	updateBgImages: function() {
		// This is a little hacky: Rather than deal with drag&drop handlers, we update
		// the sprite's bgImage array based on the sortable HTML elements it contains.
		var spriteElem = SpriteMe.doc.getElementById(this.id);
		if ( !spriteElem ) {
			SpriteMe.dprint(0, "Error: SpriteMe.Sprite.updateBgImages - sprite DOM element not found: " + this.id);
			return;
		}

		var aElems = SpriteMe.getElementsByTagAndClass('div', 'spritemesortable spritemebgimage', undefined, spriteElem);
		this.bgImages = [];
		for ( var i = 0, len = aElems.length; i < len; i++ ) {
			var elem = aElems[i];
			this.bgImages[this.bgImages.length] = SpriteMe.getBgImage(elem.id);
		}
	},

	gatherSpriteData: function() {
		for ( var i = 0; i < this.bgImages.length; i++ ) {
			bgImage = this.bgImages[i];
			bgImage.iSprite = this.iSprite;
			this.bRepeatX = this.bRepeatX || bgImage.bRepeatX;
			this.bRepeatY = this.bRepeatY || bgImage.bRepeatY;
			this.short = this.short || bgImage.short;
		}

		if ( this.bRepeatX && this.bRepeatY ) {
			//TODO alert("Trouble: You can't sprite background images that repeat both horizontally AND vertically.");
		}

		this.bVertical = (!this.bRepeatY && !this.short);
	}  // NO COMMA!
};




////////////////////////////////////////////////////////////////////////////////
//
// BgImage object
//
////////////////////////////////////////////////////////////////////////////////
SpriteMe.BgImage = function(imageUrl) {
	this.url = imageUrl;
	this.imgElements = [];
	this.height = undefined;
	this.width = undefined;
	this.iSprite = undefined;
	this.spriteLeft = 0; // need to set this so calculateBackgroundPosition works even before we've sprited
	this.spriteTop = 0;
	this.marginLeft = SpriteMe.marginX;
	this.marginRight = SpriteMe.marginX;
	this.marginTop = SpriteMe.marginY;
	this.marginBottom = SpriteMe.marginY;
	SpriteMe.hBgImages[imageUrl] = this;

	this.image = new Image();
	var bgimage = this; // is this the right way to workaround this?
	this.image.onload = function() { bgimage.imageOnload(); };
	this.image.onerror = function() { bgimage.imageOnerror(); };
	this.bError = false;
	this.id = "spritemebgimage" + (SpriteMe.bgImageCntr++);

	if ( this.url ) {
		this.image.src = this.url;
	}
};


SpriteMe.BgImage.prototype = {
	imageLink: function() {
		return '<a target="_blank" href="' + this.url + 
	       '" onmouseover="SpriteMe.doHover(\'' + this.url + '\')">' + SpriteMe.shortenUrl(this.url) + '</a>';
	},

	imageProps: function() {
		var sProps = "";
		if ( this.width && this.height ) {
			sProps += this.width + "x" + this.height;
		}
		else {
			SpriteMe.dprint(0, "Error: SpriteMe.BgImage.imageProps - width and height undefined for image " + this.url);
		}
		if ( this.size ) {
			sProps += ( sProps ? ", " : "" ) + SpriteMe.prettySize(this.size, true) + "K";
		}

		return sProps;
	},

	getDataFromElements: function() {
		for ( var i = 0; i < this.imgElements.length; i++ ) {
			this.getDataFromElement(this.imgElements[i]);
		}
		this.setState(); // set this AFTER grokking all elements
	},

	// What do we know, given that this image is used as a background for this DOM element?
	getDataFromElement: function(imgElem) {
		imgElem.backgroundRepeat = SpriteMe.getStyleAndUrl(imgElem.elem, 'backgroundRepeat', false);
		if ( -1 != imgElem.backgroundRepeat.indexOf('repeat-x') || 'repeat' == imgElem.backgroundRepeat ) {
			this.bRepeatX = true;
			this.marginLeft = this.marginRight = 0;
		}
		if ( -1 != imgElem.backgroundRepeat.indexOf('repeat-y') || 'repeat' == imgElem.backgroundRepeat ) {
			this.bRepeatY = true;
			this.marginTop = this.marginBottom = 0;
		}

		imgElem.backgroundPosition = imgElem.getBackgroundPosition();
		/*
		if ( "0% 0%" == imgElem.backgroundPosition  ||
			 "0px 0px" == imgElem.backgroundPosition ||
			 "0 0" == imgElem.backgroundPosition ||
			 "0pt 0pt" == imgElem.backgroundPosition ||
			 "0em 0em" == imgElem.backgroundPosition ) {
			SpriteMe.bgposZeroZero++;
		}
		*/
		SpriteMe.bgposTotal++;

		if ( 0 !== imgElem.elem.offsetWidth && 0 !== imgElem.elem.offsetHeight ) {
			// Calculate custom margins and determine if the bg image is narrow or short.
			this.bElemSize = true; // there's at least one element that has real dimensions

			var aPos = imgElem.calculateBackgroundPosition(this);
			if ( !aPos ) {
				this.unknownBgPos = imgElem.backgroundPosition;
				return;
			}
			var marginLeft = aPos[0];
			var marginRight = (imgElem.elem.offsetWidth - (aPos[0] + this.width));
			var marginTop = aPos[1];
			var marginBottom = (imgElem.elem.offsetHeight - (aPos[1] + this.height));
			if ( ! this.bRepeatX && ( marginLeft > this.marginLeft || marginRight > this.marginRight ) ) {
				if ( (marginLeft - SpriteMe.marginX) < SpriteMe.marginWiggle && (marginRight - SpriteMe.marginX) < SpriteMe.marginWiggle ) { // not too big
					if ( marginLeft > this.marginLeft ) {
						this.marginLeft = marginLeft;
					}
					if ( marginRight > this.marginRight ) {
						this.marginRight = marginRight;
					}
				}
				else {
					this.narrow = true;
				}
			}
			if ( ! this.bRepeatY && ( marginTop > this.marginTop || marginBottom > this.marginBottom ) ) {
				if ( (marginTop - SpriteMe.marginY) < SpriteMe.marginWiggle && (marginBottom - SpriteMe.marginY) < SpriteMe.marginWiggle ) { // not too big
					if ( marginTop > this.marginTop ) {
						this.marginTop = marginTop;
					}
					if ( marginBottom > this.marginBottom ) {
						this.marginBottom = marginBottom;
					}
				}
				else {
					this.short = true;
				}
			}
		}

		if ( "undefined" === typeof(this.prevBackgroundPosition) && -1 != imgElem.backgroundPosition.indexOf('px') ) {
			this.prevBackgroundPosition = imgElem.backgroundPosition;
		}

		if ( -1 != imgElem.backgroundPosition.indexOf('px') && this.prevBackgroundPosition != imgElem.backgroundPosition ) {
			// If two different elements use this background image,
			// and they both have a background-position with specific "px" values,
			// then we're going to assume it's already a sprite.
			// This is ~90% accurate.
			this.sprite = true;
		}

		SpriteMe.dprint(8, this.url + ": getDataFromElement: " + "bRepeatX = " + this.bRepeatX + ", bRepeatY = " + this.bRepeatY + ", narrow = " + this.narrow + ", short = " + this.short + ", sprite = " + this.sprite + ", margin = " + this.marginTop + " " + this.marginRight + " " + this.marginBottom + " " + this.marginLeft);
	},

	getHtml: function(bShowWhy) { // SpriteMe.BgImage
		var sProps = this.imageProps();
		if ( bShowWhy ) {
			var sWhy = this.reasonWhy();
			sProps += ( sWhy ? ", <span style='color: #888;'>reason not sprited:</span> " + sWhy : "" );
		}

		var sElems = "";
		for ( var j = 0; j < this.imgElements.length; j++ ) {
			var imgElem = this.imgElements[j];
			sElems += imgElem.getHtml();
		}

		var sHtml = 
		    "<div class='spritemesortable spritemebgimage' id=" + this.id + ">\n" +
		    "<a id=" + this.id + "tog style='border: 0px solid #000; background: transparent; color: #000; text-decoration: none; line-height: 40%; padding: 0 2px 0 2px;' href='javascript:SpriteMe.toggleExpand(\"" + this.id + "tog\", \"" + this.id + "elems\")'><img border=0 width=9 height=9 src='http://spriteme.org/images/plus-9x9.png'></a>&nbsp;" +
		    this.imageLink() + "<div style='margin-left: 16px;'>" + 
		    sProps + "</div>\n" +
		    "<div id='" + this.id + "elems' style='display: none; margin-left: 16px;'>" + sElems + "</div>\n" + 
		    "</div>\n";

		return sHtml;
	},

	reasonWhy: function() {
		var sWhy = "";
		if ( SpriteMe.ERROR == this.iState ) {
			return "error requesting image";
		}
		else if ( SpriteMe.ALREADYSPRITE == this.iState ) {
			return "already a sprite";
		}
		else if ( SpriteMe.REPEATBOTH == this.iState ) {
			return "repeats x AND y";
		}
		else if ( SpriteMe.JPG == this.iState ) {
			return "jpeg";
		}
		else if ( SpriteMe.NOELEMSIZE == this.iState ) {
			return "none of the elements are visible";
		}
		else if ( "undefined" != typeof(this.unknownBgPos) ) {
			// TODO - this doesn't work - need to create a state that captures this case
			return "unrecognized background-position: " + this.unknownBgPos;
		}
		else if ( SpriteMe.NARROWSHORT == this.iState ) {
			return "containing block is taller and wider";
		}
		else if ( SpriteMe.NARROWLEFT == this.iState ) {
			return "containing block is wider";
		}
		else if ( SpriteMe.SHORTTOP == this.iState ) {
			return "containing block is taller";
		}
		else if ( SpriteMe.REPEATX == this.iState ) {
			return "repeats x, width=" + this.width;
		}
		else if ( SpriteMe.REPEATY == this.iState ) {
			return "repeats y, height=" + this.height;
		}
		else if ( SpriteMe.NARROWREPEAT == this.iState ) {
			return "repeats y and narrow";
		}
		else if ( SpriteMe.SHORTREPEAT == this.iState ) {
			return "repeats x and short";
		}

		SpriteMe.dprint(8, "reasonWhy: unknown reason - " + this.iState);
		return "";
	},

	setState: function() {
		var iState = SpriteMe.GOOD;

		if ( this.bError ) {
			iState = SpriteMe.ERROR;
		}
/* For now, we allow spriting images that are already sprites.
		else if ( this.sprite ) {
			iState = SpriteMe.ALREADYSPRITE;
		}
*/
		else if ( this.bRepeatX && this.bRepeatY ) {
			iState = SpriteMe.REPEATBOTH;
		}
		else if ( -1 != this.url.indexOf(".jpg") ) {
			iState = SpriteMe.JPG;
		}
		else if ( ! this.bElemSize ) {
			iState = SpriteMe.NOELEMSIZE;
		}
		else if ( this.bRepeatX && !this.short ) {
			iState = SpriteMe.REPEATX;
		}
		else if ( this.bRepeatY && !this.narrow ) {
			iState = SpriteMe.REPEATY;
		}
		else if ( this.narrow && this.short ) {
			iState = SpriteMe.NARROWSHORT;
		}
		else if ( this.narrow && this.bRepeatY ) {
			iState = SpriteMe.NARROWREPEAT;
		}
		else if ( this.short && this.bRepeatX ) {
			iState = SpriteMe.SHORTREPEAT;
		}
		else if ( this.narrow ) {
			iState = SpriteMe.NARROWLEFT;
		}
		else if ( this.short ) {
			iState = SpriteMe.SHORTTOP;
		}
		this.iState = iState;

		if ( this.sprite ) {
			SpriteMe.spriteCntr++;
		}
	},

	imageOnload: function() {
		this.width = this.image.width;
		this.height = this.image.height;
	},

	imageOnerror: function() {
		this.bError = true;
	}
};



////////////////////////////////////////////////////////////////////////////////
//
// ImageElement object
//
////////////////////////////////////////////////////////////////////////////////
SpriteMe.ImageElement = function(elem, bgImage) {
	this.bgImage = bgImage;
	this.elem = elem; // this is the actual DOM element
	this.iElem = bgImage.imgElements.length;
	bgImage.imgElements[this.iElem] = this;
	this.id = bgImage.id + "elem" + this.iElem;
};


SpriteMe.ImageElement.prototype = {
	getHtml: function() {
		var anchorId = this.bgImage.id + "_" + this.iElem;

		var sHtml =
		    "<div id=" + this.id + " class=spritemeelem>" +
		    "<a id=" + anchorId + " class=spritemeelemhighlight href='#' onmouseover='SpriteMe.elemHighlight(\"" + this.bgImage.url + "\", " + this.iElem +
		    ")' onmouseout='SpriteMe.elemUnhighlight()' onclick='SpriteMe.elemSelect(\"" + this.bgImage.url + "\", " + this.iElem + ", \"" + anchorId + 
		    "\"); return false'>" +
		    this.elem.tagName + ( this.elem.id ? " #" + this.elem.id : "" ) + "</a> - " +
		    this.backgroundRepeat + ", " + this.backgroundPosition + ", " + this.elem.offsetWidth + "x" + this.elem.offsetHeight +
		    "</div>\n";

		return sHtml;
	},

	spritify: function(url, bgImage) { // ImageElement
		var aPos = this.calculateBackgroundPosition(bgImage);
		if ( aPos ) {
			this.setBackgroundPosition(aPos[0] + 'px', aPos[1] + 'px');
			SpriteMe.setStyleAndUrl(this.elem, 'backgroundImage', url, true);
		}
		else {
			SpriteMe.dprint(5, "SpriteMe.ImageElement.spritify: no regex match: " + this.backgroundPosition);
			// TODO - deal with background-position that uses "px" values (other than "0px" which is handled above)
			bgImage.unknownBgPos = this.backgroundPosition;
		}
	},

	getBackgroundPosition: function() {
		var bgPos;
		if ( -1 != navigator.userAgent.indexOf('MSIE') ) {
			var posX = SpriteMe.getStyleAndUrl(this.elem, 'backgroundPositionX', false);
			posX = ( "left" == posX ? "0%" : ( "center" == posX ? "50%" : ( "right" == posX ? "100%" : posX ) ) );
			var posY = SpriteMe.getStyleAndUrl(this.elem, 'backgroundPositionY', false);
			posY = ( "top" == posY ? "0%" : ( "center" == posY ? "50%" : ( "bottom" == posY ? "100%" : posY ) ) );
			bgPos = posX + " " + posY;
		}
		else {
			bgPos = SpriteMe.getStyleAndUrl(this.elem, 'backgroundPosition', false);
		}

		return bgPos;
	},

	setBackgroundPosition: function(posX, posY) {
		if ( -1 != navigator.userAgent.indexOf('MSIE') ) {
			SpriteMe.setStyleAndUrl(this.elem, 'backgroundPositionX', posX, false);
			SpriteMe.setStyleAndUrl(this.elem, 'backgroundPositionY', posY, false);
		}
		else {
			SpriteMe.setStyleAndUrl(this.elem, 'backgroundPosition', posX + " " + posY, false);
		}
	},

	calculateBackgroundPosition: function(bgImage) {
		if ( !this.backgroundPosition ) {
			SpriteMe.dprint(5, "calculateBackgroundPosition: no backgroundPosition");
			return undefined; // TODO - deal with elements that are missing backgroundPosition
		}

		var bgPos = this.backgroundPosition;
		var xOffset = 0;
		var yOffset = 0;
		if ( bgPos.match(/^([-.0-9]*)px/) ) {
			xOffset = parseInt(RegExp.$1);
			//SpriteMe.dprint(8, "calculateBackgroundPosition: xOffset = " + xOffset + " from " + bgPos);
			bgPos = bgPos.replace(RegExp.$1 + "px", "0%");
		}
		if ( bgPos.match(/ ([-.0-9]*)px$/) ) {
			yOffset = parseInt(RegExp.$1);
			//SpriteMe.dprint(8, "calculateBackgroundPosition: yOffset = " + yOffset + " from " + bgPos);
			bgPos = bgPos.replace(" " + RegExp.$1 + "px", " 0%");
		}

		if ( bgPos.match(/([.0-9]*)% ([.0-9]*)%/) ) {
			var xPos = parseInt(RegExp.$1);
			var yPos = parseInt(RegExp.$2);
			var left = bgImage.spriteLeft;
			var top = bgImage.spriteTop;
			if ( 0 != xPos ) {
				left += (xPos*bgImage.width/100) - (xPos*this.elem.offsetWidth/100);
			}
			if ( 0 != yPos ) {
				top += ((yPos*bgImage.height/100) - (yPos*this.elem.offsetHeight/100));
			}

			left -= xOffset;
			top -= yOffset;

			return [(-1*left), (-1*top)];
		}
		else {
			SpriteMe.dprint(5, "calculateBackgroundPosition: no regex match: " + bgPos);
			// TODO - deal with background-position that uses "px" values (other than "0px" which is handled above)
		}

		return undefined;
	} // NO COMMA!
};





SpriteMe.init = function(doc) {
	SpriteMe.doc = doc;
	SpriteMe.bgImageCntr = 0;
	SpriteMe.hBgImages = null;
	SpriteMe.suggestedSpriteCntr = 0;
	SpriteMe.aSprites = [];

	SpriteMe.showSpinner();
	SpriteMe.getBgImages();
	SpriteMe.getData();
};

SpriteMe.init(window.document);

